A Models

By replacing the massive OEM catalytic converters with a REDSTAR EXHAUST downpipe and resonator delete we unleash all the potential that the 3.0t Turbo 55 TFSI Engine has. Combined with ECU tune our system will hold any power you can get even with a big-turbo upgrade.

REDSTAR Exhaust brings it to you first with a Audi C8 A6 A7 Resonator delete for the 55 TFSI 3.0L Turbo 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. 

Introducing Redstar Exhaust's Performance Downpipe for the Audi C8 A6|A7, designed specifically for the new 3.0T 55 TFSI Turbo Engine.

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...