A8

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...