S Models

Unlock the full potential of the Audi C8 S6 and S7 with the REDSTAR EXHAUST downpipe and front resonator delete system for the 2.9L biturbo engine. By reducing exhaust restriction, this system improves exhaust flow, turbo response, and delivers a more aggressive exhaust note. Designed to support high-output builds, it pairs perfectly with ECU tuning and...

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 introduces a resonator delete for the Audi C8 S6 and S7 equipped with the Porsche-derived twin-turbo 2.9L engine. This complete plug-and-play, direct bolt-on system installs with no cutting or fabrication and does not trigger any check engine lights. By removing the factory resonator, it delivers a fuller, more 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...