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...

Upgrade your Audi RS3 8P or TT RS 8J 2.5 TFSI with the REDSTAR Downpipe & Midpipe, engineered to dramatically improve exhaust flow and unlock significant power gains. The optimized single-tube design reduces restriction, enhances turbo response, and delivers a sharper, more aggressive exhaust note. Built for high-performance street and track...

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...

REDSTAR EXHAUST Downpipes for the Audi B9 RS5 and F5 RS4 equipped with the Porsche-derived 2.9L engine are engineered for maximum exhaust flow and efficiency. Featuring a large-bore design with smooth, optimized transitions, these downpipes use extended cones to reduce the OEM 127mm turbo outlets to an 89mm main section, followed by a secondary transition...

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...