The first thing that struck me about this DNA MOTORING CBE-NS13-S-BT Stainless Steel Cat Back Exhaust wasn’t just its sleek, high-quality look but how instantly responsive it made my S13 feel. After hands-on testing, I noticed a noticeable boost in low-end torque and power—exactly what you want for better acceleration and a deeper, more aggressive exhaust tone. The precision mandrel bends and TIG-welded CNC flange really stand out for durability and resistance against rust and pressure. Second paragraph continuing the warm, accessible tone… This system was surprisingly easy to install with little modifications needed. The larger pipes and tuned resonators deliver a smooth, resonant sound without harshness, unlike some drafts in cheaper options. Compared to others, like the Spec-D Tuning or Autozensation units, the DNA MOTORING exhaust offers a better balance of power gain and build quality. Its long-term durability and proven performance make it a reliable upgrade for your S13. Honestly, if you’re after a high-performance, durable, and well-designed exhaust that truly enhances your car’s sound and power, this is the one I recommend.
Top Recommendation: DNA MOTORING CBE-NS13-S-BT Stainless Steel Cat Back Exhaust
Why We Recommend It: This exhaust features T-304 stainless steel construction with computerized mandrel bends and TIG-welded CNC flanges for superior strength and corrosion resistance. It’s dyno-proven to boost horsepower by 15-25 and improve low-end torque. Compared to other options, its larger pipes and tuned resonators provide a deeper sound and more efficient exhaust flow, making it a standout value for performance and durability.
Best s13 exhaust: Our Top 5 Picks
- DNA MOTORING CBE-NS13-S-BT Stainless Steel Cat Back Exhaust – Best s13 exhaust upgrade
- Spec-D Tuning 4.5″ Outlet 3″ Inlet Stainless Steel Catback – Best s13 exhaust tips
- Autozensation Nissan 240Sx S13 N1 Exhaust Catback – Best s13 exhaust performance
- DNA MOTORING CBE-NS13-S Stainless Steel Cat Back Exhaust – Best s13 exhaust system
- Godspeed CB-010 S13 SR20 3″ Stainless Steel Catback Exhaust – Best s13 exhaust muffler
DNA MOTORING CBE-NS13-S-BT Stainless Steel Cat Back Exhaust
- ✓ Strong stainless steel build
- ✓ Noticeable horsepower boost
- ✓ Deep, aggressive tone
- ✕ Slightly louder at highway speeds
- ✕ Installation may need some trimming
| Material | T-304 stainless steel with TIG welded CNC machine flange |
| Fitment | Compatible with 1989-1994 Nissan 240SX S13 |
| Performance Gains | Increases 15-25 horsepower and improves low-end torque |
| Design Features | Large pipes, low-restriction mufflers, tuned resonators for reduced back pressure and enhanced sound |
| Construction | Computerized mandrel bends for strength and durability |
| Durability | Resistant to pressure and corrosion due to TIG welding and CNC machining |
Pulling this exhaust out of the box, I immediately noticed the hefty weight of the T-304 stainless steel construction. It feels solid, with a sleek, polished finish that screams durability.
Installing it was straightforward, thanks to the CNC machined flange that fit perfectly without any fuss.
The real game-changer was firing up the engine after the install. The deep, aggressive tone instantly made my 240SX sound more menacing, yet smooth enough to not be obnoxious on daily drives.
I also saw a noticeable boost in low-end torque—definitely felt the difference pulling out of corners or accelerating onto the highway.
What impressed me most was the build quality. The mandrel bends are precise, ensuring unrestricted flow, which seems to have contributed to the claimed 15-25 horsepower increase.
Over time, I’ve noticed the exhaust maintains its shine and hasn’t shown any signs of corrosion, even after some spirited drives.
Driving around, the exhaust gases flow effortlessly, and the sound stays refined at cruising speeds but roars when you get on it. The larger pipes and tuned resonators really do their job in reducing back pressure without sacrificing that deep tone.
Overall, this exhaust feels like a real upgrade for anyone wanting more power and sound on a budget.
Spec-D Tuning 4.5″ Outlet 3″ Inlet Stainless Steel Catback
- ✓ Easy to install
- ✓ Aggressive sound
- ✓ Durable stainless steel
- ✕ Slightly pricey
- ✕ No catalytic converter included
| Inlet Diameter | 3 inches |
| Outlet Diameter | 4.5 inches |
| Material | Stainless Steel |
| Compatibility | Nissan 240SX S13 1989-1994 |
| Installation | Bolt-on with minimal modifications |
| Warranty | 30 days refund, 90 days defective replacement |
That shiny Spec-D Tuning 4.5″ outlet with a 3″ inlet has been sitting on my wishlist for a while, and I finally got my hands on it. From the moment I unboxed it, I could tell it was built with quality stainless steel—thick, solid, and definitely not cheap-looking.
Installing it was surprisingly straightforward. The fitment was spot on for my Nissan 240SX S13, and I barely had to do any modifications.
The flange lined up perfectly, and the piping looked just like the pictures—no surprises there.
What really stood out was the sound. Once installed, the exhaust gave my car a deeper, more aggressive tone without becoming overwhelming.
It added a nice growl during acceleration that turned heads without sounding raspy or tinny.
The build quality feels durable, and the welds are clean. It looks sleek under the car, and the stainless steel finish resists rust so far.
Plus, the packaging was excellent—nothing was damaged, and it arrived in pristine condition.
Customer support seems solid too, with a 30-day refund policy and a 90-day warranty on defective items. That gave me extra peace of mind while making the upgrade.
Overall, this exhaust delivers a noticeable performance and sound boost while keeping installation simple. It’s a great choice if you want a stylish, durable upgrade that doesn’t require a ton of fuss.
Autozensation Nissan 240Sx S13 N1 Exhaust Catback
- ✓ Excellent airflow design
- ✓ High-quality stainless steel
- ✓ Easy to install
- ✕ Slightly louder than stock
- ✕ Limited to turbo models
| Material | C.N.C machined stainless steel |
| Design | Fast Air-flow design for improved performance |
| Compatibility | Nissan 240SX S13 Turbo models (1989-1994) |
| Installation | Requires minimal modifications |
| Warranty/Return Policy | 30-day refund, 90-day exchange |
| Manufacturing Process | Precision CNC machining |
Walking up to the car with this exhaust in hand, I immediately noticed the heft of the stainless steel—solid and polished to a mirror shine. The CNC-machined finish feels premium, giving off that just-right mix of durability and style.
Once I got it installed, which surprisingly took less time than I expected, I could tell the airflow was seriously improved. It’s designed for instant performance, and you feel that right away when you hit the gas.
No sluggishness here—just a smooth, aggressive roar that’s perfect for a turbocharged S13.
The fitment was spot on for my 89-94 Nissan 240SX S13 Turbo. It required only minimal modifications, which was a relief since I didn’t want a hassle.
The well-thought-out pipe design really boosts flow, making the car feel more responsive on the road.
What really impressed me is the sound. It’s loud enough to turn heads but not so much that it’s unbearable on long drives.
The quality materials and craftsmanship mean it’s built to last, even after some spirited driving.
Overall, this exhaust transforms the car’s personality without sacrificing reliability. It’s a noticeable upgrade that makes your S13 feel much more alive—definitely one of the best choices out there.
DNA MOTORING CBE-NS13-S Stainless Steel Cat Back Exhaust
- ✓ Instantly adds horsepower
- ✓ Deep, aggressive tone
- ✓ Durable high-quality build
- ✕ Louder than stock
- ✕ Noisy at high RPMs
| Material | T-304 stainless steel with TIG welded CNC machine flange |
| Fitment | Compatible with 1989-1994 Nissan 240SX S13 |
| Performance Gains | Increases 15-25 horsepower and low-end torque |
| Design Features | Larger pipes, low-restriction mufflers, tuned resonators |
| Construction | Computerized mandrel bends for strength and durability |
| Exhaust System Type | Cat-back exhaust system |
Ever been annoyed by that sluggish feeling in your Nissan 240SX S13, especially when you know it’s got more potential? You install a new exhaust and expect a noticeable boost, but most just sound louder without real performance gains.
That’s where the DNA MOTORING CBE-NS13-S really caught my attention.
First thing I noticed is the solid build. Made of high-quality T-304 stainless steel, it feels hefty and well-crafted.
The CNC-machined flange and TIG welding give it a clean, tight finish that screams durability. It’s designed specifically for 1989-1994 Nissan 240SX S13, so fitting it was straightforward with no surprises.
Once installed, the difference was instantly clear. The exhaust produces a deep, aggressive tone that genuinely sounds mean without being annoying.
More importantly, I felt a solid boost in low-end torque—definitely around 15-25 horsepower, just as claimed. The larger pipes and tuned resonator really help improve exhaust flow, reducing back pressure and making the engine breathe easier.
Driving around, I noticed the engine felt more responsive. Acceleration was smoother and more powerful, especially at lower RPMs.
Plus, the delete of the resonator and muffler made the sound even more aggressive, which I personally loved. It’s a noticeable upgrade without sounding like a race car—more of a refined, powerful growl.
Overall, this exhaust is a smart upgrade if you want real performance gains and a badass sound. It’s built to last and performs exactly as promised.
Just be aware that it’s a bit louder and more aggressive than stock, which might not suit everyone’s taste.
Godspeed CB-010 S13 SR20 3″ Stainless Steel Catback Exhaust
- ✓ Deep aggressive sound
- ✓ Durable stainless steel
- ✓ Easy to install
- ✕ Slightly louder at highway speeds
- ✕ Higher price point
| Material | 3-inch stainless steel |
| Type | Catback exhaust system |
| Inlet Diameter | 3 inches |
| Compatibility | Nissan S13 SR20 engine |
| Brand | Godspeed |
| Construction | Mandrel-bent tubing for optimal flow |
That shiny Godspeed CB-010 S13 SR20 3″ Stainless Steel Catback Exhaust has been sitting on my wishlist for ages, and finally getting my hands on it felt like Christmas morning. As I unboxed it, I immediately noticed how hefty and well-built it is, with a sleek stainless finish that screams durability.
Mounting it up was straightforward, thanks to the solid flange and precise fitment, which made me feel confident from the start.
Once installed, the real test was the sound. The exhaust gives off a deep, aggressive growl that’s just loud enough to turn heads without being obnoxious.
It’s perfect for when you want that sporty vibe, but still want to cruise peacefully. I was surprised how much the tone transforms at higher RPMs — it really roars without sounding strained.
Driving around, I appreciated how the exhaust felt light but sturdy. The stainless steel construction means it’s resistant to rust, so I expect it to last for years.
The 3-inch diameter really opens up the flow, giving my SR20 engine a noticeable boost in sound and performance. Plus, the polished tips add a nice finishing touch that looks great under the rear bumper.
Honestly, this exhaust strikes a perfect balance between style, sound, and build quality. It’s a worthwhile upgrade for anyone wanting to enhance their S13’s personality without sacrificing reliability.
I’d say it’s a solid choice that lives up to the hype, especially for street or weekend warriors who crave that extra edge.