The best aftermarket exhaust systems balance vehicle-specific fit, sound, construction, and installation demands rather than promising one universal upgrade. My best overall pick is the BORLA 140680 for its application-specific Tacoma fit and established cat-back format; the Flowmaster FlowFX kits stand out for buyers who want a less aggressive truck setup, while the Rough Country dual systems suit owners prioritizing a dual-exit look. The main tradeoffs are sound intensity, materials, vehicle compatibility, and how much installation work a kit may require. A system built for one engine or model year may not fit another, even within the same vehicle line. Read on for the full breakdown and guidance on matching a system to your vehicle and goals.
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Key Takeaways
- Fitment is the first filter: the BORLA, Philtop, and several Rough Country systems target specific vehicle and engine ranges, so matching year, model, and engine matters more than brand name.
- Sound character separates the Flowmaster lines: FlowFX is positioned as a milder choice than the Outlaw systems, making the latter a riskier pick for buyers sensitive to cabin noise.
- Dual-exit styling comes with practical tradeoffs: the Rough Country truck systems emphasize a dual layout, but buyers should check bumper clearance, spare-tire space, and the exact exhaust configuration before ordering.
- Material and kit completeness affect ownership: stainless-steel listings such as the DNA Motoring and Northeastern kits foreground material choice, while kits without tips or with less clearly specified components call for closer parts checks.
- Not every listing represents the same kind of upgrade: cat-back systems, a Civic resonator-and-muffler kit, and a universal-style truck kit serve different replacement or modification needs and should not be compared as interchangeable options.
| BORLA 140680 Cat-Back Exhaust System for 2016–2023 Toyota Tacoma 3.5L V6 |  | Best Overall for Tacoma Fitment | Model: 140680 | System type: Cat-back exhaust | Vehicle fitment: 2016–2023 Toyota Tacoma 3.5L V6 | VIEW LATEST PRICE | See Our Full Breakdown |
| Flowmaster 717887 FlowFX Cat-Back Exhaust System |  | Best for a Deep, Side-Exit Sound | Model: 717887 | System type: Cat-back exhaust | Exit configuration: Single side exit | VIEW LATEST PRICE | See Our Full Breakdown |
| Flowmaster 818144 Outlaw Series Cat-Back Exhaust System |  | Best for an Aggressive Dual-Exit Setup | Model: 818144 | System type: Cat-back exhaust | Material: 409 stainless steel | VIEW LATEST PRICE | See Our Full Breakdown |
| Rough Country Dual Cat-Back Exhaust for 2021–2023 Ford F-150 |  | Best for Straightforward F-150 Installation | Vehicle fitment: 2021–2023 Ford F-150, 2WD and 4WD | Compatible engines: 2.7L, 3.5L, and 5.0L | System type: Dual cat-back with side exits | VIEW LATEST PRICE | See Our Full Breakdown |
| DNA Motoring Stainless Steel Cat-Back Exhaust System for 2007–2013 Silverado and Sierra 1500 |  | Best for Older Silverado and Sierra Fitments | Part number: CBE-CS09-4853L-4DR | System type: Cat-back exhaust | Vehicle fitment: 2007–2013 Chevy Silverado 1500 and GMC Sierra 1500 | VIEW LATEST PRICE | See Our Full Breakdown |
| Exhaust Resonator Muffler System Kit for 2006–2011 Honda Civic 1.8L |  | Best Direct-Fit Civic Replacement | Compatible vehicle: Honda Civic 2006–2011, 1.8L | Material: 409-grade stainless steel | Finish: Polished | VIEW LATEST PRICE | See Our Full Breakdown |
| Flowmaster FlowFX Cat-Back Exhaust Kit for 2009–2014 Ford F-150 |  | Best Balanced F-150 Cat-Back | Fitment: 2009–2014 Ford F-150 | Compatible engines: 3.5L EcoBoost, 4.6L, 5.0L, 5.4L | System type: Cat-back exhaust | VIEW LATEST PRICE | See Our Full Breakdown |
| Northeastern Exhaust Stainless Steel Exhaust System Kit for 2011–2015 Ford Explorer 3.5L |  | Best Explorer System Replacement | Compatible vehicle: 2011–2015 Ford Explorer 3.5L | Included components: Resonator, intermediate pipe, pair of mufflers, clamp | Material: 409-grade stainless steel | VIEW LATEST PRICE | See Our Full Breakdown |
| Flowmaster 817689 Outlaw Cat-Back Exhaust System |  | Best for an Aggressive Exhaust Note | System type: Cat-back exhaust | Construction: Stainless steel | Muffler: Super 10 performance muffler | VIEW LATEST PRICE | See Our Full Breakdown |
| Spec-D Tuning 4″ Burnt Tip Exhaust Catback System |  | Best Civic Performance-Style Cat-Back | Fitment years: 1992–2000 | Compatible models: Honda Civic DX/LX/EX (2- or 4-door) and Si Coupe | System type: Cat-back exhaust | VIEW LATEST PRICE | See Our Full Breakdown |
| Flowsound 2-Chamber Mandrel-Bent Dual Truck Exhaust Kit, Without Tips |  | Best for Older, Broad-Fit Truck Builds | Muffler: Flowsound 2-chamber, 13-inch body | Pipe configuration: Single 3-inch inlet; dual 2.5-inch outlets | Tailpipes: Two 2.5-inch mandrel-bent pipes, cut and swedged for assembly | VIEW LATEST PRICE | See Our Full Breakdown |
| Rough Country Dual Cat-Back Exhaust System for 2009–2013 Chevy/GMC 1500, 4.8L/5.3L |  | Best for a Straightforward Older Silverado Upgrade | Compatible vehicles: 2009–2013 Chevy/GMC 1500 with 4.8L or 5.3L engine | Drive type: 2WD | Tubing material: 409 stainless steel | VIEW LATEST PRICE | See Our Full Breakdown |
| Philtop Cat-Back Exhaust System for 2005–2009 & 2011–2015 Toyota Tacoma V6 4.0L |  | Best for Tacoma Owners Who Want a Bolt-On Stainless Upgrade | Material: T-304 stainless steel | Fitment: 2005–2009 and 2011–2015 Toyota Tacoma V6 4.0L | System type: Cat-back exhaust | VIEW LATEST PRICE | See Our Full Breakdown |
| Rough Country Dual Cat-Back Exhaust System for 2019–2024 Chevy/GMC Sierra 1500 5.3L |  | Best for a Newer Sierra with Factory Dual Rear Exit | Fitment: 2019–2024 Chevy/GMC Sierra 1500 with 5.3L engine | Cab and bed fitment: Select Crew Cab and Double Cab models with 5.8-foot or 6.6-foot bed | Tubing material: 409 stainless steel | VIEW LATEST PRICE | See Our Full Breakdown |
| Truck Exhaust Kits ShopLine Dual Cat-Back Exhaust System with Flowmaster 40 Series Muffler |  | Best for a Classic Flowmaster Sound and Included Tips | System type: Dual cat-back exhaust | Pipe diameter: 2.5 inches | Pipe material: Aluminized alloy steel | VIEW LATEST PRICE | See Our Full Breakdown |
| aftermarket exhaust system | System type | Installation | Material |
|---|---|---|---|
| BORLA 140680 Cat-Back Exhaust | Cat-back exhaust | Bolt-on | T-304 stainless steel |
| Flowmaster 717887 FlowFX Cat-B | Cat-back exhaust | Uses factory hanger locations | — |
| Flowmaster 818144 Outlaw Serie | Cat-back exhaust | — | 409 stainless steel |
| Rough Country Dual Cat-Back Ex | Dual cat-back with side exits | Uses OEM hangers; no welding required | — |
| DNA Motoring Stainless Steel C | Cat-back exhaust | — | T-409 stainless steel |
| Exhaust Resonator Muffler Syst | — | — | 409-grade stainless steel |
| Flowmaster FlowFX Cat-Back Exh | Cat-back exhaust | Uses factory hanger locations; hardware included | — |
| Northeastern Exhaust Stainless | — | — | 409-grade stainless steel |
| Flowmaster 817689 Outlaw Cat-B | Cat-back exhaust | Uses factory hanger locations | — |
| Spec-D Tuning 4" Burnt Tip Exh | Cat-back exhaust | — | T-304 stainless steel |
| Flowsound 2-Chamber Mandrel-Be | — | Professional installation; trimming and fabrication may be required | Aluminized aluminum |
| Rough Country Dual Cat-Back Ex | — | Uses OEM hangers; no welding required | — |
| Philtop Cat-Back Exhaust Syste | Cat-back exhaust | Direct bolt-on; gaskets and hardware included | T-304 stainless steel |
| Rough Country Dual Cat-Back Ex | — | Uses OEM hangers; no welding required | — |
| Truck Exhaust Kits ShopLine Du | Dual cat-back exhaust | Clamp-on; welding not required | — |
More Details on Our Top Picks
BORLA 140680 Cat-Back Exhaust System for 2016–2023 Toyota Tacoma 3.5L V6
I rank the BORLA 140680 first for Tacoma owners who want a vehicle-specific, bolt-on cat-back system with T-304 stainless steel and all-welded construction. Its straight-through design is intended to support exhaust flow while adding a distinctive sound, making it a more durability-focused choice than the DNA Motoring Silverado/Sierra system, which uses T-409 stainless steel and has warranty details that must be requested from the seller. The tradeoff is fitment precision: this BORLA is limited to particular Tacoma engine, cab, bed, and wheelbase combinations, and some setups need adapter 60593. I’d verify every vehicle detail before ordering. At 43 pounds in the description, it is also not a lightweight upgrade, and the product information lists a different weight.
Pros:- T-304 stainless steel construction
- All-welded system with bolt-on installation
- Straight-through design intended to support exhaust flow
- Listed for several Tacoma cab, bed, drivetrain, and wheelbase configurations
Cons:- Adapter 60593 is required for some configurations
- Fitment is limited to specified Tacoma configurations
- Weight is inconsistent across the supplied product details
Best for: 2016–2023 Tacoma 3.5L V6 owners whose cab, bed, drivetrain, and wheelbase match the listed fitment and who prioritize T-304 construction.
Not ideal for: Tacoma owners with a different engine or cab-and-bed combination, or buyers who want a universal system without checking adapter requirements.
- Model:140680
- System type:Cat-back exhaust
- Vehicle fitment:2016–2023 Toyota Tacoma 3.5L V6
- Material:T-304 stainless steel
- Installation:Bolt-on
- Construction:All-welded
- Adapter requirement:Adapter 60593 required for some configurations
- Listed dimensions:61 × 13 × 16 in
Our verdict“Choose the BORLA if your Tacoma matches its detailed fitment and you want a T-304, all-welded cat-back system.”
Flowmaster 717887 FlowFX Cat-Back Exhaust System
The Flowmaster 717887 FlowFX is the sound-forward pick here: its straight-through muffler, 3-inch mandrel-bent tubing, and single side exit are aimed at a deep, powerful exhaust note. Compared with the BORLA 140680, which emphasizes T-304 material and detailed Tacoma fitment, this Flowmaster stands out more through its large black ceramic-coated tip and stated sound character. Factory hanger locations simplify installation, though that does not make it universal; buyers still need to confirm vehicle-specific compatibility. The 4.5-inch tip is visually prominent, so it may not suit a restrained factory-style look. Its full stainless steel construction and lifetime limited warranty are appealing, but the product data does not identify the compatible vehicle in this listing, which makes fitment verification especially important.
Pros:- Full stainless steel construction
- Mandrel-bent 3-inch tubing
- Straight-through FlowFX muffler designed for a deep sound
- Uses factory hanger locations and includes a lifetime limited warranty
Cons:- Vehicle compatibility is not identified in the supplied product details
- The 4.5-inch black tip may look oversized on some builds
- Single side exit will not suit buyers seeking a dual-exit appearance
Best for: Truck owners who have confirmed this vehicle-specific kit fits their setup and want a deep tone with a conspicuous single-side-exit tip.
Not ideal for: Buyers who want subtle exhaust styling, a dual-exit layout, or a system with clearly stated vehicle fitment in the listing.
- Model:717887
- System type:Cat-back exhaust
- Exit configuration:Single side exit
- Tubing diameter:3 in
- Tip:4.5 in, black ceramic-coated
- Muffler:Straight-through FlowFX
- Installation:Uses factory hanger locations
- Warranty:Lifetime limited warranty
Our verdict“Pick this Flowmaster for a deep-sounding single side exit, but confirm exact vehicle fitment before buying.”
Flowmaster 818144 Outlaw Series Cat-Back Exhaust System
The Flowmaster 818144 Outlaw earns its place for buyers seeking an assertive sound and a clearly customized rear view. Its dual rear exit, black chrome tips, and 3-inch mandrel-bent tubing give it a more performance-oriented look than the single-side-exit Flowmaster 717887 FlowFX. The supplied data also cites gains of up to 6 hp and 7 lb-ft over stock, though actual results can vary by vehicle and setup. Factory hanger locations and included hardware make installation more straightforward than a system requiring custom fabrication. The compromise is its deep, powerful sound, which may be too loud for drivers who want a quieter daily setup. At 41.1 pounds, it is also a substantial assembly, and the listing does not specify vehicle fitment, so compatibility needs confirmation before purchase.
Pros:- Dual rear-exit layout with black chrome tips
- 3-inch mandrel-bent tubing designed to maintain exhaust flow
- Uses factory hanger locations and includes installation hardware
- 409 stainless steel construction
Cons:- Deep, powerful sound may be too loud for some daily drivers
- At 41.1 pounds, it is a relatively heavy system
- Vehicle fitment is not specified in the supplied product data
Best for: Owners with confirmed vehicle compatibility who want a deep-sounding cat-back system with dual rear exits and black chrome tips.
Not ideal for: Drivers seeking a subdued exhaust note, a lightweight system, or a listing with clearly specified vehicle fitment.
- Model:818144
- System type:Cat-back exhaust
- Material:409 stainless steel
- Tubing diameter:3 in
- Exit configuration:Dual rear exit
- Tip diameter and finish:4 in, black chrome
- Weight:41.1 lbs
- Warranty:Manufacturer’s limited lifetime warranty
Our verdict“Choose the Outlaw if dual rear exits and an aggressive sound matter more than a quiet daily-driving character.”
Rough Country Dual Cat-Back Exhaust for 2021–2023 Ford F-150
For owners of a matching 2021–2023 F-150, the Rough Country Dual Cat-Back makes installation the main selling point: it uses OEM hangers and stainless clamps, with no welding required. Its dual side exits and black dual-wall tips deliver a more visibly modified look than the Flowmaster 717887, which uses one side exit and a large round tip. The Rough Country also covers several listed engine choices—2.7L, 3.5L, and 5.0L—and both 2WD and 4WD, but buyers still need to check their model year and configuration. It uses 409 stainless tubing rather than the BORLA’s T-304, so material choice may matter to buyers prioritizing that specification. At 68 pounds, this is the heaviest option in this group, and its fitment is restricted to the stated F-150 years.
Pros:- Installs using OEM hangers and stainless clamps without welding
- Dual side exits with dual-wall black 304 stainless tips
- Listed for 2WD and 4WD F-150s with 2.7L, 3.5L, and 5.0L engines
- Limited lifetime replacement warranty
Cons:- At 68 pounds, it is substantially heavier than the other listed systems
- Vehicle fitment is limited to 2021–2023 Ford F-150 models
- Tubing is 409 stainless rather than the BORLA’s T-304 stainless
Best for: 2021–2023 Ford F-150 owners with a listed engine who want a dual side-exit system that installs on factory hangers without welding.
Not ideal for: Owners of F-150 model years outside 2021–2023, or buyers prioritizing a lighter system or T-304 stainless construction.
- Vehicle fitment:2021–2023 Ford F-150, 2WD and 4WD
- Compatible engines:2.7L, 3.5L, and 5.0L
- System type:Dual cat-back with side exits
- Tubing material:409 stainless steel
- Tubing gauge:16 gauge
- Tips:Dual-wall black 304 stainless steel
- Installation:Uses OEM hangers; no welding required
- Weight:68 lbs
Our verdict“Choose this Rough Country system if your F-150 matches the listed fitment and a no-welding dual-exit installation is your priority.”
DNA Motoring Stainless Steel Cat-Back Exhaust System for 2007–2013 Silverado and Sierra 1500
The DNA Motoring cat-back is the targeted option for owners of 2007–2013 Silverado or Sierra 1500 crew- or extended-cab trucks with a short bed. Its T-409 stainless steel, mandrel-bent pipes, and louvered-core muffler are intended to reduce backpressure and produce a deeper tone. Compared with the BORLA 140680, which specifies T-304 stainless and a bolt-on installation, the DNA Motoring listing emphasizes a TIG-welded CNC-machined flange but provides less clarity on warranty and installation details. That makes this a more fitment-specific choice, not a safe pick for other cab or bed combinations. The supplied component information mentions hardware and gaskets as shown, so I’d check the included parts and seller warranty terms before ordering. Its appeal is the stated truck coverage and flow-oriented design, not broad compatibility.
Pros:- T-409 stainless steel construction
- Mandrel-bent pipes intended to support exhaust flow
- TIG-welded CNC-machined flange
- Louvered-core muffler designed for a deeper tone
Cons:- Fitment is limited to specified Silverado and Sierra 1500 cab and short-bed configurations
- Warranty information must be requested from the seller
- Included components are described as shown, so buyers should confirm the parts supplied
Best for: Owners of 2007–2013 Silverado 1500 or Sierra 1500 crew- or extended-cab trucks with a short bed seeking a deeper exhaust tone.
Not ideal for: Owners with a different cab or bed configuration, or buyers who require clearly stated warranty coverage and installation instructions before purchase.
- Part number:CBE-CS09-4853L-4DR
- System type:Cat-back exhaust
- Vehicle fitment:2007–2013 Chevy Silverado 1500 and GMC Sierra 1500
- Cab and bed fitment:Crew or extended cab, short bed
- Material:T-409 stainless steel
- Pipe diameters:2.5 in OD / 3 in OD
- Muffler:Louvered core
- Included components:Cat-back exhaust system and hardware/gaskets as shown
Our verdict“Choose this DNA Motoring system only if your Silverado or Sierra matches the listed cab and short-bed fitment and you have confirmed warranty details.”
Exhaust Resonator Muffler System Kit for 2006–2011 Honda Civic 1.8L
I’d rank this as a restoration-focused replacement, not a sound-first performance upgrade. Its vehicle-specific design brings together a resonator and muffler for 2006–2011 Civic 1.8L models, while the included gasket, clamp, and spring bolt kit reduce the need to source basic fitting hardware separately. The 409-grade stainless steel offers corrosion resistance, though it is a different material choice from the T-304 stainless used in the Spec-D Tuning 4″ Burnt Tip system. That Spec-D kit is aimed at Civic owners seeking a sportier cat-back setup and removable silencer; this Northeastern kit instead prioritizes a direct-fit replacement layout. The tradeoff is that professional installation is recommended, and the seller may supply a similar or equivalent part if the listed component is unavailable. I’d choose it for stock-style repair, not for a customized exhaust note.
Pros:- Vehicle-specific direct-fit design for the listed Civic years and 1.8L engine
- 409-grade stainless steel construction resists corrosion
- Includes a clamp, gasket, and spring bolt kit
- Designed to support exhaust flow while replacing the resonator and muffler
Cons:- Professional installation is recommended, adding labor and scheduling needs
- Seller may provide a similar or equivalent part if the listed part is unavailable
- Not presented as a performance cat-back or sound-customization system
Best for: Owners of a 2006–2011 Honda Civic 1.8L who need a vehicle-specific resonator-and-muffler replacement with basic fitting hardware included.
Not ideal for: Civic owners seeking a performance-oriented cat-back, a distinct aftermarket sound, or guaranteed delivery of the exact listed component.
- Compatible vehicle:Honda Civic 2006–2011, 1.8L
- Material:409-grade stainless steel
- Finish:Polished
- Fit:Vehicle-specific, direct-fit replacement
- Installation type:Bolt-on, clamp-on
- Included components:Clamp, gasket, spring bolt kit
- Manufacturer:Northeastern Exhaust
- Manufacturer part number:650016
Our verdict“I’d choose this kit for a direct-fit 2006–2011 Civic 1.8L exhaust repair, but pick the Spec-D system if a sportier cat-back is the goal.”
Flowmaster FlowFX Cat-Back Exhaust Kit for 2009–2014 Ford F-150
This Flowmaster is my balanced pick for owners who want a more purposeful truck tone without stepping straight to the lineup’s more aggressive Outlaw system. The 3-inch mandrel-bent stainless tubing and straight-through FlowFX muffler are designed to support exhaust flow while producing a deep sound, and the single side exit keeps the layout simple. Compared with the Flowmaster 817689 Outlaw Cat-Back, this kit is the more measured choice on paper: the Outlaw uses a Super 10 muffler and offers dual rear or side exits, while the FlowFX uses one 4.5-inch tip and factory hanger locations. Hardware is included, which makes the installation plan clearer, though fitment is restricted to specific 2009–2014 F-150 engine configurations. I’d skip it if a dual-exit look or broad vehicle compatibility matters more than a vehicle-matched system.
Pros:- 3-inch mandrel-bent stainless steel tubing
- Straight-through FlowFX muffler is designed for a deep exhaust tone
- Uses factory hanger locations and includes installation hardware
- Lifetime limited warranty
Cons:- Fitment is limited to specified 2009–2014 F-150 engine configurations
- Single side-exit layout offers less visual choice than the dual-exit Flowmaster 817689
- The 43.5-pound kit may require help during handling and installation
Best for: Owners of a compatible 2009–2014 Ford F-150 who want stainless cat-back tubing, a deep FlowFX tone, and a straightforward factory-hanger layout.
Not ideal for: F-150 owners outside the listed years or engine configurations, and buyers who want dual exits rather than a single side exit.
- Fitment:2009–2014 Ford F-150
- Compatible engines:3.5L EcoBoost, 4.6L, 5.0L, 5.4L
- System type:Cat-back exhaust
- Tubing diameter:3 in
- Muffler:FlowFX straight-through performance muffler
- Exit and tip:Single side exit; 4.5-inch black ceramic-coated tip
- Installation:Uses factory hanger locations; hardware included
- Warranty:Lifetime limited
Our verdict“I’d pick the FlowFX for a compatible F-150 seeking a deep but less aggressive cat-back direction than the Flowmaster 817689 Outlaw.”
Northeastern Exhaust Stainless Steel Exhaust System Kit for 2011–2015 Ford Explorer 3.5L
I’d give this kit the Explorer-specific replacement role because it covers several core exhaust sections in one vehicle-matched package: a resonator, intermediate pipe, and pair of mufflers. That makes it a more complete repair-oriented choice than the Civic resonator-and-muffler kit, which is designed for a different vehicle and includes a smaller set of components. The Explorer kit uses 409-grade stainless steel and a clamp-on installation approach intended to avoid welding, with clamps supplied. Those details can simplify parts planning, but they do not make it a casual driveway job: the manufacturer recommends a certified mechanic and a leak check after fitting. Unlike the Flowmaster FlowFX F-150 system, this product is not presented as a sound-focused cat-back upgrade; its appeal is a matched replacement assembly. Its narrow fitment range also leaves no flexibility for other Explorer engines or years.
Pros:- Includes a resonator, intermediate pipe, and pair of mufflers
- 409-grade stainless steel construction
- Clamp-on design is intended to avoid welding
- Clamps are included
Cons:- Certified mechanic installation is recommended
- Fitment is limited to 2011–2015 Explorer models with the 3.5L engine
- A post-installation leak check is recommended
Best for: Owners of a 2011–2015 Ford Explorer with the 3.5L engine who need a vehicle-specific replacement covering the resonator, intermediate pipe, and both mufflers.
Not ideal for: DIY buyers expecting a simple bolt-on project, or Explorer owners with a different engine or model year.
- Compatible vehicle:2011–2015 Ford Explorer 3.5L
- Included components:Resonator, intermediate pipe, pair of mufflers, clamp
- Material:409-grade stainless steel
- Installation type:Clamp-on
- Fit type:Vehicle-specific
- Brand:Northeastern Exhaust
- Manufacturer part number:650317
Our verdict“I’d choose this as a multi-section replacement for a compatible 3.5L Explorer, rather than as a sound-customization upgrade like the Flowmaster FlowFX.”
Flowmaster 817689 Outlaw Cat-Back Exhaust System
The Outlaw earns its place for buyers who put aggressive sound and exit choice ahead of a restrained tone. Its Super 10 performance muffler is described as producing a deep, aggressive sound, and the system supports either dual rear or dual side exits—more visual flexibility than the single-side Flowmaster FlowFX kit for the F-150. It also uses factory hanger locations, which gives installers familiar mounting points. The tradeoff is a heavier package at 56.1 pounds, and the product data does not identify specific vehicle fitment here, so I’d verify application before ordering rather than assume it suits a particular truck. The FlowFX is the more clearly specified, vehicle-specific option in this batch; the Outlaw is the more sound-forward choice. I’d avoid it if a mild tone or a clearly documented fitment match is your priority.
Pros:- Super 10 performance muffler is designed for a deep, aggressive sound
- Offers dual rear or dual side exit options
- Uses factory hanger locations
- Stainless steel construction with a lifetime limited warranty
Cons:- System weighs 56.1 pounds
- Specific vehicle fitment is not provided in the supplied product data
- Aggressive sound profile may not suit drivers seeking a subdued exhaust
Best for: Drivers with a confirmed compatible application who want a deep, aggressive Super 10 muffler sound and a choice between dual rear and dual side exits.
Not ideal for: Buyers seeking a quieter exhaust, a lightweight system, or a product listing that already specifies their vehicle fitment.
- System type:Cat-back exhaust
- Construction:Stainless steel
- Muffler:Super 10 performance muffler
- Tip size and finish:4-inch black ceramic-coated tips
- Exit options:Dual rear or dual side
- Installation:Uses factory hanger locations
- Item weight:56.1 pounds
- Warranty:Lifetime limited
Our verdict“I’d choose the Outlaw for a confirmed-fit build centered on aggressive sound and dual-exit flexibility, not for a quiet or lightweight setup.”
Spec-D Tuning 4″ Burnt Tip Exhaust Catback System
For older Civic owners who want a more visibly modified exhaust, I’d choose this over the Northeastern Civic kit, which is aimed at replacing the resonator and muffler in a direct-fit repair layout. The Spec-D is a full cat-back system made from T-304 stainless steel, with 2.5-inch piping, a 4-inch burnt titanium tip, and a removable silencer. That silencer gives buyers some control over the exhaust presentation, while the included gaskets, hanger brackets, and bolts help round out the installation parts. The tradeoffs are specific fitment—1992–2000 DX/LX/EX models and Si Coupe only—and a 90-day replacement warranty. The listed power gain is a manufacturer claim, not a guaranteed result across every vehicle. I’d also plan for professional installation because instructions are not provided.
Pros:- Full T-304 stainless steel construction
- Removable silencer allows a change in exhaust configuration
- Includes gaskets, hanger brackets, and bolts
- 2.5-inch piping and 4-inch titanium burnt tip create a distinct modified appearance
Cons:- Fitment is limited to specified 1992–2000 Civic models
- No installation instructions are provided; professional installation is recommended
- 90-day replacement warranty is shorter than the lifetime limited warranties listed for the Flowmaster systems
Best for: Owners of a 1992–2000 Honda Civic DX, LX, EX, or Si Coupe who want a stainless cat-back with a large burnt tip and removable silencer.
Not ideal for: Civic owners outside the listed model range, buyers wanting a stock-style replacement, or DIY installers who need supplied instructions.
- Fitment years:1992–2000
- Compatible models:Honda Civic DX/LX/EX (2- or 4-door) and Si Coupe
- System type:Cat-back exhaust
- Piping diameter:2.5 in
- Material:T-304 stainless steel
- Tip:4-inch titanium burnt tip
- Included components:Removable silencer, gaskets, hanger brackets, and bolts
- Warranty:90-day replacement warranty
Our verdict“I’d pick this for a compatible older Civic owner seeking a configurable, sport-oriented cat-back, while the Northeastern kit is the better match for a stock-style replacement.”
Flowsound 2-Chamber Mandrel-Bent Dual Truck Exhaust Kit, Without Tips
This kit suits buyers converting a compatible truck from a factory single-inlet muffler to a dual setup, rather than owners seeking a complete cat-back replacement. Its 13-inch, two-chamber muffler feeds dual 2.5-inch tailpipes, and the mandrel bends are designed to keep pipe diameter more consistent through curves. Compared with the vehicle-specific Rough Country kits, the Flowsound covers a broader range of older gas trucks but demands more fitment checking and installation work. It includes hangers and clamps, and its tailpipes are shaped to clear an OEM receiver hitch and standard-size spare. The tradeoff is substantial: tips and all piping ahead of the muffler are absent, and professional installation, trimming, or fabrication may be needed. I’d shortlist it for a custom build, not a straightforward bolt-on upgrade.
Pros:- Mandrel-bent dual tailpipes are designed to maintain a more consistent diameter through bends.
- Includes the muffler, tailpipes, insulated hangers, and clamps for the rear-section conversion.
- Tailpipe routing is designed to clear an OEM receiver hitch and OEM-sized spare tire.
Cons:- Does not include exhaust components ahead of the muffler or exhaust tips.
- Professional installation is recommended, with trimming or fabrication potentially required.
- Fitment excludes 2004–2008 Ford models and requires a factory single-inlet muffler.
Best for: Owners of compatible older gas-powered Chevy, GMC, Dodge, or Ford trucks converting a factory single-inlet muffler to dual tailpipes who have access to an exhaust professional.
Not ideal for: Buyers who want a complete bolt-on cat-back, need exhaust tips included, own a 2004–2008 Ford, or have a truck without a factory single-inlet muffler.
- Muffler:Flowsound 2-chamber, 13-inch body
- Pipe configuration:Single 3-inch inlet; dual 2.5-inch outlets
- Tailpipes:Two 2.5-inch mandrel-bent pipes, cut and swedged for assembly
- Material:Aluminized aluminum
- Included components:Muffler, tailpipes, insulated hangers, and clamps
- Exhaust tips:Not included
- Fitment:1988–2018 light- and medium-duty gas trucks; excludes 2004–2008 Ford
- Installation:Professional installation; trimming and fabrication may be required
- Part number:DK104-NT
Our verdict“Choose this kit for a professionally installed dual-exit conversion on a compatible older truck, but skip it if you need a complete, ready-to-bolt-on exhaust.”
Rough Country Dual Cat-Back Exhaust System for 2009–2013 Chevy/GMC 1500, 4.8L/5.3L
For owners of a compatible 2009–2013 2WD Chevy or GMC 1500, this is the more complete and installation-friendly alternative to the Flowsound conversion kit. It uses OEM hangers and requires no welding, while including dual-wall black stainless tips and both rear- and side-exit piping options. That makes the system easier to match to a preferred exhaust layout without piecing together a muffler and tailpipes. Its 409 stainless tubing is suited to buyers prioritizing corrosion resistance, while the 304 stainless muffler and clamps add a more durable touch at key components. The narrow fitment is the main drawback: it is limited to specified 4.8L and 5.3L 2WD trucks. Compared with the newer Rough Country Sierra system, this one covers an older generation and offers exit choices, but it won’t work for owners outside its exact application.
Pros:- Uses factory hangers and installs without welding.
- Includes rear- and side-exit piping options.
- 409 stainless tubing and 304 stainless muffler and clamps provide corrosion-resistant construction.
- Dual-wall black stainless tips give the rear of the truck a coordinated appearance.
Cons:- Compatibility is limited to specified 2009–2013 Chevy/GMC 1500 models with 4.8L or 5.3L engines.
- Designed for 2WD applications, excluding otherwise similar 4WD trucks.
Best for: Owners of 2009–2013 2WD Chevy/GMC 1500 trucks with a 4.8L or 5.3L engine who want a dual cat-back with included tips and a no-weld installation.
Not ideal for: 4WD owners, drivers of other model years or engine sizes, and buyers seeking a truck-agnostic or custom-fit system.
- Compatible vehicles:2009–2013 Chevy/GMC 1500 with 4.8L or 5.3L engine
- Drive type:2WD
- Tubing material:409 stainless steel
- Tubing gauge:16 gauge
- Muffler and clamps:304 stainless steel
- Exhaust tips:Dual-wall 304 black stainless steel
- Installation:Uses OEM hangers; no welding required
- Piping options:Rear exit and side exit
- Warranty:Limited lifetime replacement warranty
Our verdict“This is a strong fit for owners of the specified 2WD Silverado or Sierra who want an included-tip dual system without welding, but its narrow application rules out other trucks.”
Philtop Cat-Back Exhaust System for 2005–2009 & 2011–2015 Toyota Tacoma V6 4.0L
The Philtop is the most appealing choice here for Tacoma owners who want a full, vehicle-specific cat-back without the fabrication caveat attached to the Flowsound kit. It is built around T-304 stainless steel, with mandrel-bent pipes and TIG-welded flanges; those construction details favor corrosion resistance and durable joints over the Flowsound’s aluminized pipes. Gaskets and hardware are included for a direct bolt-on installation, while the larger piping, low-restriction muffler, and tuned resonators are intended to reduce restriction and give the V6 a deeper, more assertive note. That sound character is a tradeoff, not a universal benefit: owners seeking a subdued cabin may prefer a milder system such as Rough Country’s truck-focused dual cat-back. Fitment is also limited to specified 4.0L Tacoma years, with a gap for 2010 models.
Pros:- T-304 stainless construction offers corrosion resistance throughout the system.
- Direct bolt-on design includes gaskets and hardware, with no drilling or modifications specified.
- Mandrel-bent pipes and TIG-welded flanges support consistent routing and durable joints.
- Larger piping, a low-restriction muffler, and tuned resonators target reduced back pressure and a deeper tone.
Cons:- Fits only specified Tacoma model years with the 4.0L V6, excluding 2010.
- The more aggressive exhaust note may be too loud for owners who prioritize a quiet cabin.
Best for: Owners of a 2005–2009 or 2011–2015 Toyota Tacoma with the 4.0L V6 who want a corrosion-resistant, direct-fit cat-back and a more aggressive exhaust note.
Not ideal for: Tacoma owners with a 2010 model, a different engine or model year, or a strong preference for a quiet exhaust.
- Material:T-304 stainless steel
- Fitment:2005–2009 and 2011–2015 Toyota Tacoma V6 4.0L
- System type:Cat-back exhaust
- Pipe construction:CNC mandrel bends
- Flanges:TIG-welded
- Muffler and resonators:Low-restriction muffler with tuned resonators
- Installation:Direct bolt-on; gaskets and hardware included
- Warranty:2 years
- Manufacturer part number:5996ESK0660US
Our verdict“Pick the Philtop for a compatible 4.0L Tacoma if you want stainless construction and a direct-fit, deeper-sounding cat-back; choose another system if quiet operation matters more.”
Rough Country Dual Cat-Back Exhaust System for 2019–2024 Chevy/GMC Sierra 1500 5.3L
This Rough Country system makes the most sense for a narrow group of newer Sierra and Silverado owners: those with a 5.3L engine and the specified factory dual rear-exit layout. It pairs 409 stainless tubing and muffler with black 304 stainless dual-wall tips, and it mounts to OEM hangers without welding. Compared with the 2009–2013 Rough Country kit in this roundup, this version is tailored to a newer truck generation and can retain OEM dual tips, but it is less flexible about the vehicle’s original exhaust configuration. Factory side-exit and Active Exhaust models are excluded, so a similar-looking truck may not be compatible. Its appeal is a tidy, vehicle-specific replacement rather than broad adaptability; check cab, bed, engine, and factory exhaust details before choosing it.
Pros:- 409 stainless tubing and muffler provide corrosion-resistant construction.
- Dual-wall black 304 stainless tips give the system a finished appearance.
- Installs on factory hangers without welding.
- Can retain OEM dual tips on compatible configurations.
Cons:- Does not fit factory side-exit or Active Exhaust models.
- Requires factory dual rear-exit exhaust and specified cab and bed configurations.
- Fitment is limited to the listed 2019–2024 5.3L applications.
Best for: Owners of a compatible 2019–2024 Chevy/GMC Sierra 1500 5.3L Crew Cab or Double Cab with a 5.8-foot or 6.6-foot bed and factory dual rear-exit exhaust.
Not ideal for: Owners of factory side-exit or Active Exhaust models, trucks with other engine or cab/bed configurations, and buyers who need a broadly adaptable system.
- Fitment:2019–2024 Chevy/GMC Sierra 1500 with 5.3L engine
- Cab and bed fitment:Select Crew Cab and Double Cab models with 5.8-foot or 6.6-foot bed
- Tubing material:409 stainless steel
- Tubing gauge:16 gauge
- Muffler material:409 stainless steel
- Exhaust tips:Dual-wall black 304 stainless steel
- Exhaust design:Dual cat-back, rear exit
- Installation:Uses OEM hangers; no welding required
- Fitment exclusions:Factory side-exit and Active Exhaust models
Our verdict“Choose this system only after confirming the truck’s factory dual rear-exit layout and cab/bed fitment; it is a focused upgrade, not a flexible replacement.”
Truck Exhaust Kits ShopLine Dual Cat-Back Exhaust System with Flowmaster 40 Series Muffler
The ShopLine system is the sound-and-appearance pick for truck owners who specifically want a Flowmaster Original 40 Series chambered muffler and substantial stainless tips in one dual cat-back package. Its 2.5-inch aluminized alloy-steel piping keeps it distinct from the stainless-steel Rough Country systems: the muffler and rolled-edge tips bring a recognizable component and finished look, while the pipe material is the compromise for buyers focused on long-term corrosion resistance. Clamps, hangers, and multi-piece tailpipes are included, and installation is clamp-on with no welding required. That is more complete than the Flowsound kit, which omits tips and front-of-muffler piping, but the ShopLine listing gives only “truck” as its vehicle compatibility detail. I would confirm exact fitment with the seller before ordering rather than assume it matches a particular truck.
Pros:- Includes a Flowmaster Original 40 Series chambered muffler.
- Clamp-on installation requires no welding.
- Includes clamps, hangers, and multi-piece tailpipes.
- Stainless steel rolled-edge tips are included.
Cons:- Aluminized alloy-steel piping is a less corrosion-focused choice than the stainless tubing on both Rough Country systems.
- Compatibility information identifies only truck applications, so exact vehicle fitment needs confirmation.
Best for: Truck owners who want a Flowmaster Original 40 Series muffler, dual 2.5-inch piping, included stainless rolled-edge tips, and a clamp-on installation.
Not ideal for: Buyers who prioritize stainless piping for corrosion resistance or need a clearly documented fit for a specific make, model, year, and engine.
- System type:Dual cat-back exhaust
- Pipe diameter:2.5 inches
- Pipe material:Aluminized alloy steel
- Muffler:Flowmaster Original 40 Series chambered muffler
- Exhaust tips:3.5 × 18-inch stainless steel, rolled edge
- Installation:Clamp-on; welding not required
- Included components:Exhaust clamps, hangers, muffler, and multi-piece tailpipes
- Compatible vehicle type:Truck; specific make, model, year, and engine not provided
Our verdict“Choose this ShopLine kit for the Flowmaster 40 Series muffler and included tips, but verify vehicle fitment and accept aluminized piping before ordering.”
How We Picked
I ranked these systems around the choices that most affect ownership: vehicle and engine fitment, system layout, sound intent, construction details, and installation demands. A clearly defined application earned more weight than a broad product title because exhaust fit depends on year, engine, body configuration, and sometimes cab or bed style. I also distinguished cat-back kits from more limited muffler or resonator assemblies and from kits whose listing leaves components such as tips unspecified.
The ranking favors options with a clear use case and enough application detail to help a buyer narrow the field. That puts the BORLA Tacoma system first as a focused, vehicle-specific cat-back choice; FlowFX options rank well for buyers seeking a more restrained alternative to the Outlaw line; and dual-exit Rough Country kits serve truck owners who value that layout. I treat aggressive sound, broad fit claims, missing component detail, and uncertain installation requirements as tradeoffs rather than automatic advantages. These are editorial comparisons based on the supplied product names and applications, not claims of hands-on testing or verified vehicle fit.
| aftermarket exhaust system | System type |
|---|---|
| BORLA 140680 Cat-Back Exhaust | Cat-back exhaust |
| Flowmaster 717887 FlowFX Cat-B | Cat-back exhaust |
| Flowmaster 818144 Outlaw Serie | Cat-back exhaust |
| Rough Country Dual Cat-Back Ex | Dual cat-back with side exits |
| DNA Motoring Stainless Steel C | Cat-back exhaust |
| Exhaust Resonator Muffler Syst | — |
| Flowmaster FlowFX Cat-Back Exh | Cat-back exhaust |
| Northeastern Exhaust Stainless | — |
| Flowmaster 817689 Outlaw Cat-B | Cat-back exhaust |
| Spec-D Tuning 4" Burnt Tip Exh | Cat-back exhaust |
| Flowsound 2-Chamber Mandrel-Be | — |
| Rough Country Dual Cat-Back Ex | — |
| Philtop Cat-Back Exhaust Syste | Cat-back exhaust |
| Rough Country Dual Cat-Back Ex | — |
| Truck Exhaust Kits ShopLine Du | Dual cat-back exhaust |
Factors to Consider When Choosing Best Aftermarket Exhaust Systems
Before choosing a system, I would settle the fitment and intended use first. Those two decisions can rule out unsuitable kits before sound, finish, or layout becomes a distraction.
Match the Exact Vehicle Configuration
Start with the vehicle’s model year, engine, and drivetrain, then check cab, bed, body style, and emissions configuration where the manufacturer lists them. A fitment range that includes your model name does not automatically cover every engine or trim. Model-year ranges can also skip years, as the Philtop Tacoma listing does, so do not assume a gap is a typo or that the system fits it. Compare the kit’s application notes with your vehicle identification details before purchase. If the listing is vague, ask the seller or manufacturer for confirmation rather than relying on photos. An exhaust that is close but not correct can turn installation into a parts-search problem.
Choose Sound for the Whole Drive, Not Just Startup
Think about cruising noise and cabin comfort, not only how a system sounds during a cold start or acceleration. Muffler design and resonators affect tone and drone, and a louder exhaust can become tiring on regular highway trips. The Flowmaster lineup in this roundup illustrates why a brand name alone does not describe sound: FlowFX and Outlaw systems occupy different positions for buyers seeking a milder or more aggressive character. Look for credible sound clips from the same engine and body configuration, since recordings from another vehicle may mislead. Also check local noise rules and any emissions-related requirements. If you share the vehicle or drive long distances, a conservative sound choice is easier to live with.
Compare System Scope and Included Parts
Confirm whether a listing is a full cat-back system or a more limited exhaust assembly before comparing it with other options. A cat-back kit generally replaces piping behind the catalytic converter, while a resonator-and-muffler kit may cover a narrower section. Read the included-parts list for clamps, hangers, adapters, hardware, and exhaust tips; product titles do not always spell out every component. The Flowsound kit is specifically listed without tips, so a buyer wanting finished outlets may need to source them separately. Do not assume a complete system includes every fitting needed for your particular vehicle. Clear component details help prevent a stalled installation and make comparisons more meaningful.
Weigh Material Against Your Driving Conditions
Material choice affects durability and upkeep, especially for vehicles driven through wet climates or winter road salt. Stainless-steel descriptions, such as those attached to the DNA Motoring and Northeastern kits, give buyers a useful starting point, but grades and thickness still matter. Ask for the specific material grade if the listing does not provide it; the word “stainless” alone does not describe corrosion resistance completely. Also inspect welds, bends, and hardware details where product documentation is available. A lower-cost system may meet a short-term need, while a vehicle kept for years may justify closer attention to corrosion protection. Match the material decision to climate, mileage, and how long you expect to keep the vehicle.
Plan for Installation and Clearance
Installation difficulty depends on more than whether a kit is labeled bolt-on. Older exhaust hardware can be seized, and rusted fasteners may call for cutting tools or professional help. A dual-exit system also needs adequate bumper, suspension, and spare-tire clearance, so verify its routing against the vehicle configuration before ordering. Check whether the kit requires trimming, welding, or special adapters, and decide whether you have the tools and workspace to handle those tasks. Professional installation can make sense when the existing system is badly corroded or the fitment notes are unclear. Budget time for alignment and leak checks after installation, not just the physical assembly.
Pay More Only for a Difference You Need
Spend extra when the upgrade brings a concrete benefit for your use, such as better documented fitment, a preferred sound profile, corrosion-resistant construction, or a layout that suits your truck. Brand prestige or a dramatic exhaust tip does not by itself guarantee better performance or longevity. Buyers who mainly need a replacement should prioritize correct fit and supplied components over a louder tone or decorative finish. Owners building a distinctive truck may value dual outlets or an aggressive muffler, but should accept the possible noise and clearance tradeoffs. Compare the full system contents and installation requirements rather than judging by the product title. The right choice is the one that fits your vehicle and driving habits without paying for features you will not use.
Frequently Asked Questions
How do I know whether an exhaust system fits my exact vehicle?
Match the listing against your year, make, model, engine, and body configuration, then check any exclusions in the application notes. Exhaust routing can differ across trims, cab styles, bed lengths, and drivetrain combinations. If the product title gives a year range but not the details that apply to your vehicle, confirm with the manufacturer or seller before ordering. Do not use a similar vehicle’s fit as proof that yours will work. Keeping your VIN and engine information handy can help resolve ambiguous fitment questions.
Will a cat-back exhaust increase horsepower on my vehicle?
A cat-back system can change sound and may alter exhaust flow, but the actual power effect depends on the vehicle, engine, and rest of the setup. I would not choose one based on a broad horsepower promise without vehicle-specific test data and clear testing conditions. A system’s most predictable changes are usually its sound, layout, and the parts it replaces. If power is your main goal, compare credible results for your exact engine and check whether other modifications or tuning are required. For a street vehicle, weigh any claimed gain against noise, fitment, and emissions rules.
Should I choose FlowFX or Outlaw if I am worried about exhaust drone?
The FlowFX systems are the more sensible starting point for a buyer who wants a less aggressive sound than an Outlaw-style setup. That distinction is useful, but it does not guarantee a drone-free result on every engine or vehicle configuration. Cabin resonance can vary with wheelbase, gearing, and where the system exits. Look for recordings or owner reports from the same vehicle and engine, and pay attention to steady-speed cruising rather than revving clips alone. If quiet highway travel is a priority, confirm the system’s sound character before choosing an aggressive muffler.
Is a dual-exit exhaust mostly a styling choice, or can it affect fitment?
Dual exits change the look and outlet arrangement, but they also make clearance checks more important. Routing must work around the bumper, spare tire, suspension, and any towing equipment on the specific truck. A layout that suits one cab or bed configuration may not suit another, even when the model name is the same. Check the manufacturer’s fitment notes and installation instructions for your exact configuration before buying. If the vehicle has aftermarket bumpers or accessories, confirm those clearances too.
Can I install an aftermarket exhaust myself, or should I use a shop?
A mechanically confident owner with a safe lift, suitable tools, and an exhaust kit confirmed for the vehicle may be able to install a bolt-on system. The job can become difficult when fasteners are corroded, pipes need adjustment, or the kit calls for cutting or welding. Read the full instructions and parts list before deciding, and account for safe support of the vehicle while working underneath it. A shop is a practical choice when the existing exhaust is badly rusted or the new system’s fit is uncertain. After installation, check for leaks, rattles, and adequate clearance before regular driving.
Conclusion
For the best overall choice, I would start with the BORLA 140680 if you own a compatible 2016–2023 Tacoma 3.5L V6 and want a clearly defined cat-back application. For best value, compare the vehicle-specific DNA Motoring or Philtop options against your needs and included components rather than choosing on name alone; verify material details and fitment before ordering. The Flowmaster FlowFX kits are my pick for beginners who want a less aggressive direction than the Outlaw systems, while the Outlaw options suit drivers seeking a bolder sound and willing to accept more cabin noise. For a premium-focused buyer, the BORLA stands out on brand positioning and focused fitment, though the right choice still depends on exact compatibility. If your priority is a dual-exit truck layout, compare the Rough Country kits for the correct model year and engine, then check clearance and included parts. Match the system to your vehicle first, and let sound, material, and styling decide among the kits that actually fit.
