S5

Unleash the power of your 2017+ B9 S4 and S5 with REDSTAR EXHAUST’s high-performance downpipes. Designed with an expansive bore for optimal flow and efficiency, these downpipes are engineered to maximize your 3.0T engine’s potential. With unmatched customization options, they provide the perfect foundation for increasing power and performance. B9 S5...

RedStar Exhaust’s Long Tube Headers are the ultimate performance upgrade for your Audi 3.0 TFSI supercharged engine. Rigorously tested and proven on the dyno, these headers add an instant 30HP without the need for any additional modifications. With the right tune and supporting upgrades, you can push your Audi to an impressive 500+HP. These headers...

Unlock maximum performance with REDSTAR Test Pipes, designed for Audi models equipped with the 3.0 TFSI supercharged engine. These high-flow test pipes replace restrictive catalytic converters, improving exhaust flow and boosting engine efficiency. Built with the strongest materials for lasting durability, they come backed by a lifetime warranty....