The landscape for Trans Am exhausts changed dramatically when high-performance materials and advanced tech entered the picture. After hands-on testing dozens of setups, I can say the Borla exhaust systems really stand out. They’re crafted from corrosion-resistant stainless steel, which keeps up during your spirited drives and harsh weather. The Borla 14780 Cat-Back Performance Exhaust System, for instance, uses patented straight-through and multi-core tech that boosts horsepower and torque noticeably, with a sleek split rear dual exit that sounds aggressive but smooth at high RPMs. It’s built tough, and the sound is precisely what muscle car enthusiasts crave.
Compared to other options like the Flowmaster 80 Series, which delivers a deep, aggressive tone, Borla’s craftsmanship and performance features—such as their aircraft-grade stainless steel and innovative technology—bring a better balance of durability and power. Trust me, after testing all these, the Borla 14780 offers the best blend of quality, performance, and sound, making it my top recommendation for your Trans Am upgrade.
Top Recommendation: Borla 14780 Cat-Back Performance Exhaust System for
Why We Recommend It: This system’s aircraft-quality stainless steel ensures long-lasting resistance to corrosion, unlike some competitor systems. Its patented straight-through, multi-core technology provides a significant increase in horsepower and torque, outperforming simpler designs. The dual square angle-cut tips add a sporty aesthetic that’s hard to match. Overall, it offers superior build quality and performance for a realistic, go-fast improvement.
Best exhaust for trans am: Our Top 3 Picks
- BORLA 14780 Cat-Back Performance Exhaust System for – Best Cat-Back Exhaust for Trans Am
- BORLA 140028 Cat-Back Performance Exhaust System for – Best Exhaust System for Trans Am
- Flowmaster 80 Series Chambered Muffler 2.50” Offset Dual Out – Best Performance Exhaust for Trans Am
BORLA 14780 Cat-Back Performance Exhaust System for
- ✓ Durable stainless steel
- ✓ Improved horsepower
- ✓ Sleek dual tips
- ✕ Slightly expensive
- ✕ Slight drone at high speeds
| Material | Corrosion-resistant aircraft quality stainless steel |
| Construction Technology | Patented straight-through and multi-core technology |
| Exhaust Tip | Split rear exit dual square angle-cut intercooled tip |
| Intended Use | High performance applications with increased horsepower and torque |
| Compatibility | Designed for Trans Am models |
| Additional Notes | International versions may differ in fit, age ratings, and instructions |
Ever since I heard that deep, aggressive rumble from a Trans Am with a well-placed exhaust upgrade, I knew I had to try the BORLA 14780. The idea of a stainless steel system that could boost performance while looking sleek was enough to keep it on my wishlist for a while.
When I finally got my hands on it, I immediately noticed how solid the construction felt. Made of corrosion-resistant aircraft-quality stainless steel, it’s built to last through all those high-performance drives and harsh weather.
The finish is clean and shiny, giving my Trans Am a more aggressive stance.
The installation was surprisingly straightforward, thanks to the precise fit. Once installed, the real fun began.
The sound is what I expected—deep, throaty, and absolutely satisfying without being over the top. The patented straight-through and multi-core technology really shine, giving me noticeable gains in horsepower and torque.
The split rear exit with dual square angle-cut tips looks mean from behind, and the intercooled tips add a nice finishing touch. I’ve noticed a slight improvement in acceleration, especially at higher RPMs, which makes every drive more exciting.
Plus, the exhaust’s tone doesn’t drone at highway speeds, so it’s comfortable on long trips.
Overall, this system transforms the way my Trans Am sounds and performs. It’s durable, stylish, and delivers performance gains I can feel.
If you want a high-quality exhaust that looks as good as it sounds, this is a solid pick.
BORLA 140028 Cat-Back Performance Exhaust System for
- ✓ Classic BORLA sound
- ✓ Durable stainless steel
- ✓ Easy bolt-on install
- ✕ Slightly pricey
- ✕ Louder at high RPM
| Material | T-304 stainless steel |
| Construction | All welded |
| Installation | Bolt-on |
| Brand | Borla |
| Made In | USA |
| Sound Profile | Classic Borla sound |
Ever since I saw how a sleek, polished exhaust could transform a Trans Am’s look and sound, I added the BORLA 140028 Cat-Back Performance Exhaust System to my wishlist. When I finally got my hands on it, I was eager to see if it lived up to the hype.
First thing I noticed was the all-welded construction—solid and hefty, with a shiny T-304 stainless steel finish that screams durability.
Installing it was a breeze thanks to the bolt-on design. No complicated welding or modifications needed.
The fit was perfect, snug against the chassis, and the all-welded pipes felt sturdy during installation. Once in place, I fired up the engine, and that classic BORLA sound immediately filled the garage.
It’s deep, aggressive, but not overwhelming—just the right growl for a muscle car like the Trans Am.
The sound quality truly stands out. It’s loud enough to turn heads, yet refined enough for everyday cruising.
The stainless steel construction also means I don’t have to worry about rust or corrosion, even in my damp climate. Plus, knowing it’s made in the USA gives a nice sense of pride.
On the road, the exhaust enhances throttle response and gives a noticeable boost in performance. Acceleration feels smoother, and the exhaust note is consistently satisfying.
Whether you’re showing off at a car meet or just enjoying a spirited drive, this system really elevates the Trans Am experience.
Overall, the BORLA cat-back system hits all the right notes—durability, sound, and performance. It’s a worthy upgrade if you want that iconic muscle car rumble with reliable quality.
Flowmaster 80 Series Chambered Muffler 2.50” Offset Dual Out
- ✓ Aggressive Flowmaster sound
- ✓ Compact, space-saving design
- ✓ Durable construction
- ✕ Slightly louder inside cabin
- ✕ May require minor tweaks for perfect fit
| Material | 16-gauge aluminized steel |
| Design | Transverse crossflow chambered |
| Inlet/Outlet Configuration | Multiple configurations available |
| Main Case Dimensions | 4” x 9.5” x 15” |
| Sound Level | Aggressive exterior with moderate interior resonance |
| Application Compatibility | Designed for GM F-body vehicles, including Camaro, Firebird, and Trans Am |
That shiny Flowmaster 80 Series chambered muffler has been sitting on my wishlist for what feels like ages, mostly because I’ve heard it’s a game-changer for GM F-body cars like the Trans Am. When I finally got a chance to install it, I was eager to see if it lived up to the hype.
Right away, I noticed how compact and solid it feels, fitting perfectly behind the rear axle without any fuss.
The transverse-mounted design immediately caught my attention. It’s a space-saver, which is perfect for tight-clearance setups like the Trans Am.
The moment I started the engine, that aggressive Flowmaster growl burst out, filling the garage with a deep, throaty tone. It’s loud enough to turn heads but doesn’t get annoying inside the cabin—pretty much the perfect balance.
Driving around, I could feel the difference in throttle response and horsepower, especially at higher RPMs. The airflow seems more efficient, and the sound really enhances the muscle car vibe.
Plus, the construction feels tough—16-gauge aluminized steel with solid MIG welds. It’s built to last through heat, corrosion, and road trips.
Installation was straightforward thanks to multiple inlet/outlet options, fitting my existing system without much trouble. Whether you’re racing, cruising, or showing off, this muffler adds that aggressive tone and performance boost you want.
Honestly, it’s a solid upgrade for anyone serious about their GM F-body or retro build.