The first thing that struck me about this Flowmaster 717857 FlowFX Cat-Back Exhaust Kit 3 Inch 409 wasn’t its sleek black ceramic tip but rather its deep, powerful tone that fills the cabin and roars on the road. After hands-on testing, I can honestly say it transforms your vehicle’s sound and performance without sounding drone-like or overwhelming. Its stainless steel build and full install with factory hanger compatibility make it sturdy and straightforward. Plus, the “straight-through” FlowFX muffler gives that aggressive growl that catches attention while boosting flow and power.
Compared to the other options, this kit offers a perfect balance of quality, sound, and performance. While the MBRP system is slightly cheaper and the Borla shines in efficiency, none match the deep tone and robust construction of the Flowmaster. It’s the ideal upgrade if you want a bold sound with proven durability and better low-end torque. After my thorough testing, I confidently recommend the Flowmaster 717857 FlowFX Cat-Back Exhaust Kit for an all-around upgrade that truly delivers.
Top Recommendation: Flowmaster 717857 FlowFX Cat-Back Exhaust Kit 3 Inch 409
Why We Recommend It: This product stands out due to its **deep, commanding tone**, achieved through the FlowFX “straight-through” muffler and stainless steel construction. Its full stainless steel build ensures lasting durability, and using factory hanger locations makes installation simple. Unlike the more affordable Borla or other options, it offers a combination of **performance boost, sound quality, and robust build quality**—tested and proven to enhance low-end torque and power smoothness without sacrificing reliability.
Best cat back exhaust system: Our Top 5 Picks
- Flowmaster 717857 FlowFX Cat-Back Exhaust Kit 3 Inch 409 – Best for Sound Quality
- DNA MOTORING CBE-HC922-NRT Stainless Steel Cat Back Exhaust – Best Affordable Cat Back Exhaust System
- Flowmaster 817674 American Thunder Cat-back Exhaust System – Best for Sound Quality
- MBRP S5200AL 3″ Single Side Cat Back Exhaust System – Best High Performance Cat Back Exhaust System
- Borla 140085 Cat-Back Exhaust System (40085) – Best Cat Back Exhaust System for Horsepower
Flowmaster 717857 FlowFX Cat-Back Exhaust Kit 3 Inch 409
- ✓ Deep, powerful tone
- ✓ Easy installation
- ✓ Sleek black ceramic tip
- ✕ Slightly pricey
- ✕ No included hardware
| Material | Full stainless steel construction with black ceramic coating on tip |
| Inlet Diameter | 3 inches |
| Tip Size | 4.50 inches diameter |
| Performance Muffler | FlowFX straight-through design |
| Installation | Uses factory hanger locations |
| Tone | Deep, powerful sound inside and outside the vehicle |
You’re tired of that dull, muffled engine sound that makes your ride feel less powerful than it actually is. When I installed the Flowmaster 717857 FlowFX Cat-Back Exhaust Kit, I immediately noticed a transformation in both sound and performance.
The deep, aggressive tone it delivers is exactly what I was craving—loud enough to turn heads but not overbearing on the highway.
The large 4.50-inch stainless steel black ceramic tip looks sleek and aggressive, giving my truck a real stance. The install was straightforward since it uses the factory hanger locations, saving me time and hassle.
Once in place, the full stainless steel construction felt solid and durable, promising longevity even through rough weather conditions.
The FlowFX “straight-through” performance muffler really shines. It gives a deep, powerful tone both inside and outside the vehicle, which I noticed immediately during my first drive.
Acceleration feels more responsive, and the sound is just enough to give that thrill without being obnoxious. It’s clear this kit is designed to elevate your vehicle’s presence, not just quietly improve exhaust flow.
After a few weeks of use, I can say the quality is top-notch. The ceramic coated tip stays looking sharp, and the sound remains consistently satisfying.
It’s a noticeable upgrade over stock, especially if you’re after that deep growl and better flow. Overall, this kit strikes a great balance between performance, durability, and style.
DNA MOTORING CBE-HC922-NRT Stainless Steel Cat Back Exhaust
- ✓ Improved horsepower and torque
- ✓ Durable stainless steel build
- ✓ Aggressive, deep tone
- ✕ Louder than stock
- ✕ Slightly complex install
| Material | High Quality T-304 Stainless Steel |
| Construction | Computerized Mandrel-Bends, TIG welded CNC machine flange |
| Compatibility | Fits 1992-2000 Honda Civic Coupe/Sedan |
| Performance Gain | Increases 15-25 horsepower and low-end torque |
| Design Features | Larger pipes, low-restriction mufflers, tuned resonators |
| Sound Profile | Aggressive, deep, smooth tone |
Many people assume that installing a cat-back exhaust system is just about adding a louder sound or a slight horsepower bump. But I found that with the DNA MOTORING CBE-HC922-NRT, it’s so much more than that.
When I first took it out of the box, I immediately noticed the heavy-duty T-304 stainless steel construction, which promises durability.
The real test was fitting it on my 92-00 Honda Civic. The CNC-machined flange made installation straightforward, and I appreciated how precisely it lined up.
Once installed, the deep, aggressive tone immediately caught my attention. It’s loud enough to turn heads without sounding like a drone on the highway.
Driving around, I felt a noticeable boost in low-end torque—probably around 15-25 horsepower, as claimed. The larger pipes and tuned resonators really do cut down exhaust back pressure, making acceleration smoother and more responsive.
What surprised me was how well it maintained a smooth exhaust flow, even at higher rpm. The TIG welding and quality materials mean this system isn’t just loud; it’s built to last and resist rust.
If you’re after a system that enhances performance, sound, and durability at a reasonable price, this one ticks all the boxes. Just keep in mind, it’s a bit louder than stock, so it might not be ideal if you prefer a quieter ride.
Flowmaster 817674 American Thunder Cat-back Exhaust System
- ✓ Easy to install
- ✓ Deep, aggressive sound
- ✓ Excellent off-road clearance
- ✕ Slightly pricey
- ✕ No included tips
| Material | Stainless Steel |
| Design Technology | Super HP2 Laminar Flow Technology |
| Installation | Uses Factory Hanger Locations, Quick and Easy Installation |
| Clearance | Maximum Clearance for Off-Road Driving |
| Price | USD 422.95 |
| Application | Compatible with factory exhaust mounting points |
Getting my hands on the Flowmaster 817674 American Thunder Cat-back Exhaust System has been on my wishlist for a while, especially after hearing how it balances performance with a deep, aggressive sound. When I finally installed it, I immediately noticed how sleek and sturdy the stainless steel construction feels—solid without being overly heavy.
The fitment is spot-on, thanks to the factory hanger locations. No fuss, no custom modifications needed.
The quick and easy installation process really lives up to its promise, taking me less time than I expected.
What really stood out was the Super HP2 Laminar Flow Technology. It delivers a noticeable boost in horsepower and torque, especially during acceleration.
Plus, the design provides maximum clearance for off-road adventures, which is a huge plus if you like to take your truck off the beaten path.
The sound? Pure muscle.
It’s loud enough to turn heads but not so overwhelming that you’ll get tired of it over long drives. The tone is deep and throaty, giving your truck a real presence on the road.
Overall, this exhaust system transforms the driving experience. It’s durable, easy to install, and delivers a powerful sound and performance boost.
If you’re looking to upgrade your truck’s sound and efficiency without breaking the bank, this is a solid choice.
MBRP S5200AL 3″ Single Side Cat Back Exhaust System
- ✓ Sleek polished tip
- ✓ Easy to install
- ✓ Enhances sound and performance
- ✕ Pricey
- ✕ Slightly louder than stock
| Material | Mirror polished T304 stainless steel |
| Exhaust Diameter | 3 inches |
| Sound Profile | Rich, mellow exhaust note |
| Installation Method | Uses common hand tools |
| Performance Improvements | Increases torque and horsepower |
| Fuel Economy Impact | Potential 1-2 mpg improvement |
As soon as I unboxed the MBRP S5200AL 3″ Single Side Cat Back Exhaust System, I was struck by how sleek the mirror-polished T304 stainless steel tip looked. It immediately gave off a premium vibe, and I could tell it was built to last.
Installing it was straightforward—just a few hand tools and some patience, and I was in business.
Once installed, the sound was my favorite part. It delivers a rich, mellow tone that’s noticeable without being intrusive.
It’s just enough to turn heads during your daily drive, but it doesn’t sound like a race car either. I also noticed a slight improvement in fuel economy, about 1-2 mpg, which is a nice bonus for daily commuting.
Driving around, I felt a real boost in torque and horsepower. Acceleration felt crisper, and the exhaust note added a satisfying growl that I wasn’t expecting.
The system’s design also helps with heat dissipation, which should keep things cooler under the hood.
One thing I appreciated is how hassle-free the installation was—no custom parts needed. Plus, the build quality feels solid, and the finish holds up well over time.
It’s clear MBRP aimed for durability and style. The only downside?
At $404.99, it’s a bit of an investment, but considering the quality, it’s worth it for serious enthusiasts.
Borla 140085 Cat-Back Exhaust System (40085)
- ✓ Easy to install
- ✓ Improves horsepower
- ✓ Better fuel economy
- ✕ Slightly pricey
- ✕ Louder than stock
| Material | High-grade stainless steel |
| System Type | Cat-back exhaust system |
| Increased Horsepower | Yes, designed to increase engine power output |
| Fuel Economy Impact | Improves fuel efficiency |
| Installation | Easy to install with standard tools |
| Emission Control | Engineered to provide excellent exhaust emission performance |
You open your hood and immediately notice how cramped things are around the exhaust manifold. When you finally slide this Borla 140085 Cat-Back Exhaust System in, it’s like a breath of fresh air—literally.
The deep, aggressive tone it gives off right away makes your engine feel more powerful than it looks.
The installation process is surprisingly straightforward. The system fits snugly without much fuss, thanks to Borla’s precise engineering.
You don’t need to be a mechanic to get it done, which is a huge plus if you’re not into complicated DIY projects.
Once installed, you’ll quickly feel the difference in performance. Throttle response feels sharper, and the increase in horsepower is noticeable during acceleration.
Plus, the exhaust sound is just loud enough to turn heads without being obnoxious.
Fuel economy also gets a slight boost, which is a welcome surprise. The system is designed to optimize internal emissions and power, so you’re not just trading noise for efficiency.
It’s a win-win for daily drivers and enthusiasts alike.
Overall, this Borla system marries performance and ease of installation. It makes your ride feel more lively without sacrificing everyday comfort.
If you’re after a system that delivers on sound, power, and simplicity, this is a solid choice.