S Models

REDSTAR EXHAUST C8 S6 / S7 Downpipes and Front Resonator delete system will unleash all the potential that the 2.9t biturbo has. Combined with a ECU tune our system will hold any power you can get even with a big-turbo upgrade.

Discover unmatched performance with REDSTAR EXHAUST's downpipes, specifically designed for the C8 S6/S7 featuring the 2.9L Twin Turbo engine. Our precision-engineered big bore design ensures seamless transitions and optimal exhaust flow efficiency, unlocking peak power and performance. These high-quality downpipes enhance throttle response, boost...

REDSTAR Exhaust brings it to you first with a Audi C8 S6 S7 Resonator delete for the Porsche twin-turbo 2.9 engine. Complete plug and play bolt on solution with no cutting, and no check engine light issues. Provides a more complete and aggressive exhaust note. 

RedStar Exhaust Downpipes for the Audi C8 RS6/RS7 and D5 S8 are engineered to deliver substantial performance gains and a more aggressive, commanding exhaust note. Designed for optimal fitment and maximum exhaust flow, these downpipes reduce backpressure, unlock additional power, and amplify the unmistakable character of Audi’s twin-turbo V8.For an even...

Unleash the full potential of your 2017+ Audi B9 S4 and S5 3.0T with REDSTAR EXHAUST Downpipes. Designed with a large-bore layout and smooth transitions, these downpipes optimize exhaust flow and efficiency to deliver increased power, sharper throttle response, and a more aggressive exhaust note. With unmatched configuration options, they provide the...

RedStar Exhaust Long Tube Headers are the ultimate upgrade for Audi 3.0 TFSI supercharged engines. Dyno-tested and proven, they deliver an instant 30HP gain and, with proper tuning and supporting mods, can help your Audi reach 500+HP. These headers replace the stock manifold and catted/test pipe section for a seamless fit, improved power, and a more...

Unlock more power with RedStar Exhaust Test Pipes for Audi 3.0 TFSI supercharged engines. These 2.5" high-flow test pipes replace restrictive catalytic converters to improve exhaust flow, throttle response, and overall performance. Built from premium materials and engineered for a direct, precise fit, they’re the perfect upgrade to maximize your Audi’s...

Upgrade your Audi C7 4.0T with REDSTAR Performance Downpipes, engineered for S6, S7, RS6, RS7, and D4 A8/S8 models equipped with the 4.0T TFSI engine. Featuring an OEM-style X-crossing design and OEM-spec lower flanges, these downpipes ensure precise fitment and straightforward installation. Optimized to improve exhaust flow, they deliver increased...