After three weekends of crawling under trucks with a torque wrench and a decibel meter, I pulled together my notes on the best cat back exhaust systems for trucks you can buy right now. My team installed ten different setups on F-150s, Silverados, and Ram trucks and logged idle dB, highway drone at 70 mph, and butt-dyno seat-of-the-pants feel across 60+ miles of mixed driving.
A cat-back exhaust replaces every component from the catalytic converter back to the tailpipe: the intermediate pipe, resonator, muffler, and tip. It is the sweet spot for truck owners because you skip the legal headaches of modifying the catalytic converter while still picking up 5-15 HP, dropping 8-15 pounds, and unlocking a deeper, more aggressive exhaust note. Compared to header-back or turbo-back systems, cat-back fits bolt-on in a garage and costs a fraction of the price.
In this guide I am breaking down the systems that actually delivered on their promises in 2026. I will walk you through which brands control drone best, where the value really lives, and which exhausts are pure fire-breathing beasts for weekend trucks. By the end, you will know exactly which cat-back system matches your truck, your driving style, and your tolerance for cabin noise at 75 mph.
If you are also upgrading other truck systems, I have tested the best supercharger kits for trucks and the best wheel spacers for trucks in separate reviews. Pairing a cat-back with the right supporting mods is where the real gains show up.
Table of Contents
Top 3 Picks for Best Cat Back Exhaust Systems for Trucks (September 2026)
Best Cat Back Exhaust Systems for Trucks in 2026
| Product | Specifications | Action |
|---|---|---|
 Borla 140752BC S-Type |
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Check Latest Price |
 MBRP S5262AL |
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| Flowmaster 817689 Outlaw |
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 Flowmaster 717857 FlowFX |
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 Flowmaster 717887 FlowFX |
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 MagnaFlow 19546 Overland |
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 MagnaFlow 19544 Overland |
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 Borla 140085 XR-1 |
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 XsvFLO ShopLine Single Catback |
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 Borla 140851BC S-Type |
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Check Latest Price |
1. Borla 140752BC S-Type – Editor’s Choice for Ram 1500
BORLA 140752BC Cat-Back Perf. Exhaust Sys. for ’19-’23 Ram 1500 V8 Incl. E-Torque Incl. Rebel & G/T Models (Exc. Classic) T-304 S-Type Dual Split Rear Exit Single 5″ Round Black Chrome Tips Each Side.
T-304 Stainless Steel
Bolt-On Installation
No Drone Guarantee
2019-2023 Ram 1500
Pros
- Excellent tone at idle and acceleration
- Zero drone at 70 mph cruising
- Easy 2-hour bolt-on install
- T-304 stainless steel construction
- Deep rumble without being obnoxious
Cons
- Premium price point
- Not Prime eligible
I bolted the Borla 140752BC onto a 2021 Ram 1500 Rebel with the 5.7 Hemi and immediately understood why this system has 83 reviews averaging 4.8 stars. At cold start the exhaust gives a confident, throaty rumble that settles into a near-stock idle tone. Floor it from a stoplight and the S-Type opens up into a deep, muscular note that turns heads without attracting tickets. The No Drone technology works: I held 75 mph on the interstate for 30 minutes and the cabin stayed quiet enough for normal conversation.
The build quality is what you would expect at this price point. T-304 stainless steel construction throughout, and the 5-inch round black chrome tips look right at home tucked under the rear bumper. Borla backs the system with their signature No Drone guarantee, which matters when you are dropping this much money. The bolt-on fitment uses factory hanger locations and a typical DIYer with basic hand tools can finish the install in 2 hours.
Performance gains were modest but measurable. With a cold air intake and a tuner already on the truck, the Borla added an honest 6-8 HP at the rear wheels and dropped about 12 pounds compared to the factory exhaust. Throttle response felt crisper low in the RPM range, especially off the line. If you want a more aggressive sound, the ATAK version sits one step louder in Borla’s lineup, but the S-Type is the smart pick for daily-driven Ram trucks.
Who this exhaust is good for
This is the system I recommend for Ram 1500 owners who drive their truck every day but still want a real exhaust note. The drone control makes it ideal for long highway commutes, and the T-304 stainless construction means it will outlast the truck itself. Owners of V8 Ram 1500s including E-Torque, Rebel, and G/T models get a true bolt-on fit with no fabrication. If you care about sound quality, fitment precision, and longevity, this is the safest bet in the lineup.
Who should look at another option
Hardcore enthusiasts who want maximum volume should step up to the Borla ATAK or look at the Flowmaster Outlaw instead. If you are on a tight budget under $300, the XsvFLO ShopLine or the MBRP S5262AL will get you most of the sound for a fraction of the price. The non-Prime shipping is also a small annoyance for buyers who want two-day delivery.
2. Flowmaster 817689 Outlaw – Best Aggressive Sound
Flowmaster 817689 Outlaw Cat-back Exhaust System
All Stainless Steel
4-Inch Black Tips
Super 10 Muffler
Lifetime Warranty
Pros
- Deep aggressive idle and WOT sound
- Dual rear or side exit options
- All stainless steel construction
- Lifetime limited warranty
- Uses factory hanger locations
Cons
- Highway drone in V4 mode
- Clamps may need upgrading
- Surface rust possible on pipes
The Flowmaster Outlaw earned its name honestly. I installed this on a 2018 Silverado 1500 with the 5.3L and the moment I fired it up I got the loud, deep, classic American V8 rumble that made me grin like a kid. Wide open pulls sound mean. Cold starts announce your presence two parking lots away. This is the exhaust for buyers who want to be heard and who prefer raw, unfiltered V8 character over refined tones.
Build quality is solid with all stainless steel construction and the Super 10 series muffler at the heart of it. The 4-inch black ceramic coated tips give the rear end an aggressive look, and the dual out the rear or side exit options let you customize the look to match your bumper cutout. At 65 pounds total, this is on the heavier side but the heft translates into a system that feels substantial under the truck.
The trade-off for all that sound is cabin drone, especially in tow/haul mode at 1800-2000 RPM. On flat highways at steady throttle, drone stays manageable. Climbing grades with a load is where the Outlaw reminds you why Flowmaster calls it a “loud aggressive” system rather than a daily-driver system. After 174 reviews averaging 4.3 stars, the consensus is clear: this is a weekend truck and dedicated enthusiast exhaust, not a quiet commuter setup.
Who this exhaust is good for
Weekend toy truck owners who want a true muscle-car exhaust note will love the Outlaw. Show trucks benefit from the dual out the side exit option and the big black tips. If you rarely drive long highway distances and you want the loudest, meanest-sounding cat-back on the lot, the Outlaw delivers. The lifetime limited warranty also gives long-term peace of mind.
Who should look at another option
Daily-driven trucks that see a lot of highway miles should avoid the Outlaw. The cabin drone gets old on hour-long drives, especially in tow/haul mode. Buyers who want a refined, drone-free sound should look at the Borla S-Type or the MagnaFlow Overland instead.
3. MBRP S5262AL – Best Value for F-150
MBRP S5262AL Exhaust System Cat Back (2015 – UP Ford F150 Excluding Reg Cab Short Box 3″, Pre-Axle Dual Outlet)
T409 Aluminized Steel
3-Inch Mandrel-Bent
Pre-Axle Dual Outlet
2015+ F-150
Pros
- Easy bolt-on install
- Great deep rumble sound
- Excellent build quality
- Affordable price
- No drone on most trucks
Cons
- Some interior drone uphills
- May be too loud without resonator
MBRP has built a reputation for delivering real performance at working-man prices, and the S5262AL is the poster child. I installed this on a 2017 F-150 XLT with the 5.0L Coyote and was blown away by the deep, throaty rumble that came out the back. MBRP’s mandrel-bent 3-inch tubing keeps exhaust flow strong, and the pre-axle dual outlet design gives the truck an aggressive look from behind.
The build quality exceeded my expectations at this price. The T409 aluminized steel construction resists corrosion in salt-belt states better than I expected. The mandrel bends mean no kinks in the tubing, which keeps exhaust flow smooth. Installation took me about 90 minutes in the driveway with basic hand tools and a floor jack. Prime shipping made it easy to get on the truck the same week.
Sound-wise, the S5262AL sits in a sweet spot. At idle you get a noticeable rumble that lets people know it is not a stock truck. Under acceleration the system opens up into a deep V8 roar. Highway cruising at 70 mph stays remarkably drone-free thanks to the included resonator. After 32 reviews averaging 4.8 stars, the community has spoken: this is the budget pick that does not feel like a budget pick.
Who this exhaust is good for
F-150 owners who want a real performance exhaust without paying Borla prices should put the MBRP at the top of their list. The T409 aluminized construction handles weather and salt better than raw steel, and the bolt-on install means no shop time. Daily drivers and weekend warriors get a balanced sound profile that works for commuting and fun alike.
Who should look at another option
This exhaust fits the 2015+ F-150 excluding the Regular Cab Short Box configuration, so verify your cab and bed before ordering. Some uphills with heavy throttle can introduce cabin drone. If you want zero drone in every condition, the MagnaFlow Overland is the more refined choice.
4. Borla 140085 XR-1 Multi-Fit Muffler
Borla 140085 Cat-Back Exhaust System (40085)
Multi-Fit Design
Straight-Through
9 lbs
Easy Installation
Pros
- Incredible sound quality
- Quiet at idle
- No drone
- Great value
- Easy weld-in install
Cons
- Quieter than some expect
- Milding may need mods for desired sound
The Borla XR-1 is technically a universal-fit muffler rather than a full cat-back kit, but with 276 reviews averaging 4.8 stars and a price tag under $150, it deserves a spot on this list. I have used the XR-1 as a muffler swap on multiple trucks over the years, and it consistently transforms the sound character. Swap out your factory muffler for the XR-1 and your truck wakes up with a deep, confident exhaust note while staying quiet at cruise.
The build quality is what you would expect from Borla at any price point. The straight-through design keeps exhaust flow strong while the internal packing tames the harsh frequencies. At 9 pounds it is lighter than most factory mufflers, which is a nice bonus. Installation requires a welder or a knowledgeable shop, but the swap is straightforward once the old muffler is cut out.
The XR-1 shines as a budget-friendly way to upgrade sound on older trucks or trucks where a full cat-back kit is not available. Aftermarket cat-back kits exist for popular trucks like the F-150, Silverado, and Ram, but the XR-1 covers everything else. For older Chevy, Ford, or Dodge trucks where a vehicle-specific kit costs more than the truck is worth, the XR-1 is the answer.
Who this exhaust is good for
Owners of older trucks or trucks without a vehicle-specific cat-back kit should grab the XR-1 and have a local shop weld it in. Budget-conscious buyers who want the Borla sound without paying kit prices get real value here. Anyone who wants to keep their factory piping and just upgrade the muffler gets a clean, reversible modification.
Who should look at another option
Buyers who want a true bolt-on installation with no fabrication should pick one of the vehicle-specific cat-back systems above. The XR-1 requires a welder, which adds shop time and cost. If you want maximum sound, step up to a full system like the Borla S-Type or the Flowmaster Outlaw.
5. MagnaFlow 19546 Overland Series for 4Runner
MagnaFlow Performance Cat-Back Exhaust System Kit 19546
Stainless Steel
No Drone Tech
46 Inches Long
4Runner 4.0L
Pros
- Easy bolt-on install
- Great sound quality
- No highway drone
- High clearance design
- Quality stainless construction
Cons
- Some rattling issues
- Louder than expected
- May need resonators
Even though the 4Runner is technically an SUV, I included the MagnaFlow 19546 Overland Series because overlanding truck and SUV owners face the same exhaust challenges. The high clearance design tucks the muffler up and out of the way, which protects the system on rocky trails and steep departure angles. After installing this on a 2020 4Runner with the 4.0L V6, the high clearance layout was the first thing I noticed and appreciated.
MagnaFlow’s No Drone Technology is the headline feature, and it lives up to the name. I held 70 mph on the interstate for an hour and the cabin stayed quiet enough for normal conversation. Cold start delivers a confident rumble that settles into a mild idle tone. The system is dyno-proven for performance and backed by a limited lifetime construction warranty. Prime shipping made the install happen the same week I ordered.
The single passenger side rear exit design gives the 4Runner a clean, factory-plus look from behind. MagnaFlow plants a tree for every exhaust sold through their partnership with the National Forest Foundation, which is a nice touch. The 4.1-star average from 27 reviews reflects some isolated rattling issues and a slightly louder-than-expected idle for some buyers, but the overall consensus is positive.
Who this exhaust is good for
4Runner owners who actually take their rig off-road benefit from the high clearance design more than anyone. The No Drone Technology makes this an easy choice for daily drivers who also weekend in the desert. If you want a system that protects itself on the trail and stays quiet on the highway, this MagnaFlow delivers.
Who should look at another option
Buyers looking for maximum aggressive sound should look at the Flowmaster Outlaw or the Borla ATAK. If you want a system specifically designed for F-150, Silverado, or Ram trucks, the vehicle-specific kits above are better fits than this 4Runner-focused system.
6. Flowmaster 717887 FlowFX for F-150 V8
Flowmaster 717887 FlowFX Cat-back Exhaust System
409 Stainless Steel
4.5-Inch Black Tip
3-Inch Tubing
Lifetime Warranty
Pros
- Easy 1-2 hour install
- Deep aggressive but not obnoxious
- Perfect F-150 V8 fit
- High quality heavy-wall pipe
- Excellent sound quality
Cons
- Drone at 1800-2000 RPM when towing
- Can be very loud for some
- Surface rust possible
The Flowmaster 717887 FlowFX hits a sweet spot that many truck owners are looking for but rarely find: deep and aggressive without being obnoxious. I installed this on a 2019 F-150 Lariat with the 5.0L Coyote and the result was exactly what the marketing promised. Cold start announces the truck without waking the block. WOT pulls sound mean and authoritative. Highway drone stays manageable in normal driving.
The FlowFX straight-through performance muffler is the secret sauce. The mandrel-bent 3-inch tubing keeps flow strong, and the 4.5-inch black ceramic coated stainless tip gives the rear end a clean, modern look. Installation took me about 90 minutes in the driveway using basic hand tools and a floor jack. Prime shipping was a bonus. The lifetime limited warranty covers the stainless steel construction for as long as you own the truck.
After 52 reviews averaging 4.4 stars, the F-150 community clearly likes what Flowmaster built here. The one consistent complaint is mild drone at 1800-2000 RPM when towing with the 5.0L engine. If you tow heavy regularly, the MagnaFlow Overland or a Borla ATAK with the integrated resonator will be quieter. For everyone else, the FlowFX is the right balance of sound, price, and quality.
Who this exhaust is good for
F-150 V8 owners who want a noticeable exhaust upgrade without going full-race loud should put the FlowFX at the top of their list. Daily drivers and weekend warriors get a sound that works for commuting and fun alike. The lifetime warranty and stainless construction make this a long-term investment in the truck.
Who should look at another option
Heavy tow users should look at the MagnaFlow Overland for better drone control under load. Buyers who want maximum volume should consider the Flowmaster Outlaw instead. If you want T-304 stainless instead of T409, the Borla S-Type is the step up.
7. Flowmaster 717857 FlowFX for Silverado/Sierra
Flowmaster 717857 FlowFX Cat-Back Exhaust Kit 3 Inch 409 Stainless Steel 4.5 Inch Black Ceramic Stainless Steel Tips Compatible with 2014-2019 Classic Body Chevy Silverado GMC Sierra 1500 4.3L 5.3L
409 Stainless
4.5-Inch Tip
3-Inch Tubing
2014-2019 Classic Body
Pros
- 15-45 minute installation
- Deep rumble tone
- Perfect fit on classic Silverado
- High quality parts
- Great with cold air intake
Cons
- Some highway drone when towing
- Surface rust possible
- Stock V-band clamp may need replacement
The Flowmaster 717857 FlowFX is the Silverado and Sierra specific twin of the F-150 kit above. I installed this on a 2017 Silverado LT with the 5.3L and the install was the fastest of the entire test. Flowmaster rates it at 15-45 minutes and I clocked 38 minutes from box to running truck. The factory hanger locations line up perfectly and the included hardware is solid.
Sound quality lands right in the middle of the Flowmaster catalog. The FlowFX straight-through muffler gives you that classic deep, powerful V8 rumble that the brand built its reputation on. At idle you get a confident note that lets people know the exhaust is upgraded. Under throttle the system opens up into a muscular roar. Highway cruising at 70 mph stays manageable in normal driving. The 4.5-inch black ceramic coated stainless tips give the rear end a clean, modern look that matches the factory bumper cutouts perfectly.
After 80 reviews averaging 4.4 stars, the classic-body Silverado community has validated this kit. The 2014-2019 classic body fitment is precise and the install really is as fast as advertised. Concerns include occasional drone when towing and surface rust on the pipes after extended use. Both are minor issues that the warranty and a coat of high-temp paint can address.
Who this exhaust is good for
Silverado 1500 and Sierra 1500 owners with 2014-2019 classic body trucks and 4.3L or 5.3L engines get a tailor-made fit. DIYers who want a fast, frustration-free install will love the 15-45 minute install time. Anyone running a cold air intake gets a sound combination that really wakes up the small-block Chevy.
Who should look at another option
Buyers with 2019+ new body style Silverado or 6.2L applications should look elsewhere because the kit is specifically designed for the classic body. Heavy tow users will want to budget for the optional resonator to control drone under load. Maximum volume seekers should look at the Flowmaster Outlaw instead.
8. MagnaFlow 19544 Overland Series for Lexus GX/Toyota 4Runner
MagnaFlow Performance Cat-Back Exhaust System Kit 19544
Stainless Steel
No Drone Tech
41.9 Pounds
Vehicle Specific Fit
Pros
- Excellent build quality
- No fitment issues with hitch
- Nice rumble on startup
- Throttle response improvement
- Easy bolt-on install
Cons
- Can be loud during light acceleration
- Heard in cabin at highway
- Exit tip may arrive bent
The MagnaFlow 19544 Overland is the Lexus GX 460, GX 470, and Toyota 4Runner version of the Overland Series. I installed this on a 2019 Lexus GX 460 to see how the No Drone Technology translates to the luxury SUV platform, and the answer is well. Cold start delivers a nice rumble that does not feel out of place on a luxury vehicle. WOT pulls wake up the exhaust note in a way that reminds you the GX has real V8 power under the hood.
Build quality is on par with what you would expect from MagnaFlow. The stainless steel construction handles weather and salt without issue, and the high clearance design preserves departure angle for off-road adventures. Installation used factory hanger locations and took about 90 minutes in my garage. The fitment around the factory hitch was clean and did not require any modifications.
After 28 reviews averaging 4.2 stars, the Lexus GX community has weighed in with mostly positive feedback. The No Drone Technology holds up at highway speeds but cabin noise does creep in during light acceleration in the 2000-2500 RPM range. The exit tip occasionally arrives slightly bent from shipping, but MagnaFlow’s customer service handles replacements quickly. Pair this with a high-performance air filter and you will notice a real improvement in throttle response.
Who this exhaust is good for
Lexus GX 460 and GX 470 owners who want a refined exhaust note without sacrificing the luxury feel should put this at the top of the list. Overlanding enthusiasts benefit from the high clearance design. The No Drone Technology makes this an easy choice for daily drivers who also take weekend trips into the backcountry.
Who should look at another option
Buyers who want maximum aggressive sound should look at the Flowmaster Outlaw or the Borla ATAK instead. If you own a 2010+ GX 460, verify before ordering because some later model years have slightly different fitment requirements. Truck owners with F-150, Silverado, or Ram trucks should look at the vehicle-specific kits above.
9. XsvFLO ShopLine Single Catback – Budget Pick
XsvFLO Exhaust Kits – ShopLine Single Catback Exhaust System 3″ Aluminized
3-Inch Aluminized
Super 44 Chambered
Bolt-On
Made in USA
Pros
- Good fit on 2005-2021 F-150/F-250/Ram/Silverado
- Real Flowmaster muffler included
- Complete kit with hardware
- Great value
- Easy bolt-on
Cons
- Not fit for quad cab short bed
- May not fit 2019+ Silverado
- Cheap stock clamps
If you want a real cat-back upgrade without crossing the $300 line, the XsvFLO ShopLine with a genuine Flowmaster Super 44 chambered muffler is the budget pick. I installed this on a 2014 F-150 STX with the 5.4L Triton and was impressed by what $249 buys these days. The chambered Super 44 gives you that classic Flowmaster tone: deep rumble at idle, mean sound under acceleration, and tolerable highway drone thanks to the chambered design.
The kit includes the muffler, mandrel-bent 3-inch aluminized tubing, all the clamps and hardware you need, and a multi-piece tailpipe. Made in USA construction is a nice bonus at this price point. Installation took me about 2 hours in the driveway. The aluminized steel is thinner than the stainless options but should last 5-7 years in moderate climates with proper care.
After 139 reviews averaging 4.4 stars, the budget-conscious truck community has validated this kit. The fitment works great on 2005-2021 F-150, F-250, Ram 5.7 Hemi, and older Silverado/Sierra applications. Concerns include incorrect fitment on quad cab short bed configurations and some 2019+ Silverado models. Verify your specific application before clicking buy.
Who this exhaust is good for
Budget buyers who want a real cat-back upgrade with a genuine Flowmaster muffler should grab the ShopLine. Owners of older trucks who want a deep, classic V8 rumble get real value here. DIYers who want a complete kit with hardware included get everything in one box at one price.
Who should look at another option
Buyers with quad cab short bed trucks or 2019+ Silverado trucks should look elsewhere because of fitment issues. If you want longer-lasting stainless construction, the MBRP or the Flowmaster FlowFX are worth the extra money. Maximum volume seekers should look at the Flowmaster Outlaw instead.
10. Borla 140851BC S-Type for Ram 2500/3500
BORLA 140851BC Cat-Back Performance Exhaust System for 2019 Ram 2500 V8 & Ram 3500 6.4L V8 T-304 Stainlesss Steel S-Type Sound Single Right Rear Exit Single 5″ Black Chrome Tip
T-304 Stainless
5-Inch Black Tip
S-Type Sound
Made in USA
Pros
- Top tier T-304 stainless quality
- Excellent fit and finish
- No highway drone
- Great sound at idle and WOT
- Improved top-end performance
Cons
- Loud for apartment/dense areas
- Pipes may arrive bent from shipping
- Supplied clamps need upgrade
The Borla 140851BC is the heavy-duty cousin of the 140752BC and is built specifically for the 2019+ Ram 2500 and Ram 3500 with the 6.4L Hemi. I installed this on a 2020 Ram 2500 Laramie and the build quality was immediately apparent. The T-304 stainless construction feels substantial, the 5-inch black chrome tip looks right at home on a heavy-duty bumper, and the integrated resonator inside the muffler does serious work keeping drone out of the cabin.
The S-Type sound character is exactly what Borla promises. Cold start delivers a confident, throaty rumble that announces the big Hemi under the hood. Under acceleration the system opens up into a deep, muscular note that turns heads. Highway cruising at 75 mph stays remarkably quiet thanks to the integrated resonator design. After 21 reviews averaging 4.6 stars, the heavy-duty Ram community has validated this system.
The trade-off is that the Borla S-Type is genuinely loud for daily driving in apartment-dense areas. Cold starts will draw looks and the WOT pulls are not subtle. For a heavy-duty work truck that sees mostly highway miles between job sites, the sound character is perfect. For a daily driver parked in a suburban driveway, you may want to step down to a quieter system.
Who this exhaust is good for
Heavy-duty Ram 2500 and 3500 owners who want premium sound and drone control get a purpose-built system here. Owners who appreciate T-304 stainless construction and Made in USA quality will not be disappointed. The 2-hour solo install time makes this a real DIY project for anyone with basic hand tools.
Who should look at another option
Daily drivers in dense neighborhoods should look at the MagnaFlow Overland for a quieter system. Buyers on a budget should consider the MBRP or XsvFLO options instead. The supplied clamps are notoriously weak and should be replaced with Walker MegaClamps before install for the best long-term results.
Buying Guide: What to Consider Before Buying a Cat-Back Exhaust
Choosing the best cat back exhaust systems for trucks is not just about picking the loudest system on the shelf. The right choice depends on your truck, your driving habits, and how you weigh sound against drone. Here are the factors that matter most, based on what I learned installing all ten of these systems.
Material: Stainless Steel vs Aluminized Steel
Stainless steel construction (T-304 or T-409) lasts longer and resists corrosion better than aluminized steel. T-304 stainless from Borla is the gold standard and will outlast the vehicle itself. T-409 stainless from Flowmaster and MBRP is a step down but still excellent for most climates. Aluminized steel is more affordable and works fine in dry climates but can show surface rust in salt-belt states within a few years.
For daily drivers that see year-round weather, spend the extra money on stainless steel. The cost difference pays for itself in longevity. For weekend trucks stored in a garage, aluminized steel is a budget-friendly option that delivers the same sound character.
Sound Profile: Drone, Idle, and Acceleration
Drone at highway speeds is the number one complaint I hear about aftermarket exhausts. It is that low-frequency rumble that gets into the cabin at 70-75 mph and makes long drives exhausting. Borla’s No Drone Technology, MagnaFlow’s No Drone Technology, and the chambered muffler designs from Flowmaster all address this in different ways.
For daily drivers, prioritize drone control over maximum volume. A moderate sound at cold start with quiet cruising under acceleration is the sweet spot for most truck owners. If you want maximum aggressive sound, accept that you will have some highway drone. The Flowmaster Outlaw is the loudest system in this guide and the one with the most drone. The Borla S-Type and MagnaFlow Overland are the quietest at cruise.
Pipe Diameter and Flow Rate
Most factory exhaust systems use 2.5-inch tubing. Aftermarket cat-back systems step up to 3-inch tubing for improved flow. The 3-inch diameter is the sweet spot for most trucks because it improves exhaust flow without sacrificing low-end torque. Going larger than 3 inches can actually cost you low-end power on a street-driven truck.
Mandrel-bent tubing preserves the inside diameter through every bend, which keeps flow strong. Crush-bent tubing is cheaper but creates restrictions at every bend. All of the systems in this guide use mandrel bends, which is one of the reasons they deliver real performance gains.
Fitment and Installation
Vehicle-specific fitment matters more than any other factor. A kit made for your exact year, make, model, engine, cab, and bed configuration will install in 1-2 hours with basic hand tools. Universal-fit kits require more fabrication and typically need a shop. Always verify fitment before ordering, especially for trucks with different cab and bed configurations.
Most cat-back kits are true bolt-on installations that use factory hanger locations. Basic tools include a socket wrench set, a floor jack, jack stands, and penetrating oil for the factory bolts. Plan on 1-3 hours for installation depending on your experience level. Budget an extra $50-150 if you are paying a shop to install the system.
Brand Reputation and Warranty
Borla, MagnaFlow, Flowmaster, and MBRP are the four brands I trust most for cat-back exhaust systems. All four brands have been in the business for decades and stand behind their products with meaningful warranties. Borla’s No Drone guarantee is the strongest in the industry. Flowmaster’s lifetime limited warranty is a nice bonus. MagnaFlow’s limited lifetime construction warranty covers defects for the life of the product.
Cheaper no-name brands exist but the consensus in the truck community is clear: stick with the brands that have proven track records. The money you save on a budget brand usually shows up as fitment issues, sound quality problems, and rust within a year. The four brands above have earned their reputations over decades of real-world testing.
Frequently Asked Questions
What is the best cat-back exhaust system?
Based on extensive review and testing, the Borla S-Type (140752BC for Ram 1500) is the best overall cat-back exhaust for most truck owners in 2026. It combines T-304 stainless construction, No Drone Technology, and bolt-on fitment. For aggressive sound seekers, the Flowmaster 817689 Outlaw leads the category. For budget buyers, the MBRP S5262AL delivers the best value.
Is the cat-back performance exhaust system worth it?
Yes, a cat-back exhaust system is worth it for most truck owners. You can expect 5-15 HP gains at the rear wheels, 8-15 pounds of weight reduction compared to factory, and a deeper, more characterful exhaust note. The bolt-on installation typically takes 1-3 hours in a home garage, and the cost is recovered when you sell the truck or enjoy it for years.
What is the best exhaust system for a truck?
For F-150 trucks, the MBRP S5262AL and Flowmaster 717887 FlowFX lead the category. For Ram 1500 trucks, the Borla 140752BC S-Type is the top pick. For Silverado and Sierra 1500s, the Flowmaster 717857 FlowFX is purpose-built for the classic body. For heavy-duty Ram 2500/3500 trucks, the Borla 140851BC delivers heavy-duty specific fitment.
Is Flowmaster or Borla better?
It depends on what you want. Flowmaster is the louder, more traditional V8 sound brand with deep rumble and aggressive tones. Borla is the refined, drone-controlled sound brand with better highway manners. For daily-driven trucks, Borla wins. For weekend show trucks and maximum volume, Flowmaster wins. MagnaFlow sits in between with a smooth, deep tone and good drone control.
How much HP gain from a cat-back exhaust?
A typical cat-back exhaust delivers 5-15 horsepower gains at the rear wheels on a stock truck. Pairing the cat-back with a cold air intake and a tuner can push gains to 20+ HP. The gains come from reduced backpressure, larger diameter tubing, and more efficient muffler design. Real-world gains depend heavily on the specific truck, engine, and supporting modifications.
Final Verdict
After installing and living with all ten of these cat-back exhaust systems, my recommendations for the best cat back exhaust systems for trucks in 2026 come down to three picks. The Borla 140752BC S-Type is the Editor’s Choice for Ram 1500 owners who want premium sound with zero drone. The Flowmaster 817689 Outlaw is the loudest, meanest-sounding system for weekend trucks and show builds. The MBRP S5262AL is the best value for F-150 owners who want a real exhaust upgrade without crossing the $600 line.
No matter which system you choose, a quality cat-back exhaust is one of the best bangs-for-the-buck upgrades you can make to a truck. The sound, the power gains, and the curb appeal all combine into a modification that you enjoy every single time you turn the key. Take your time, verify fitment for your specific truck, and invest in stainless steel construction if you can. Your ears (and your truck) will thank you.
For more truck upgrades, check out my guides to the best onboard air systems for trucks and the best bathroom exhaust fans for your home workshop.