A8

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....

Upgrade your Audi C7 4.0T with REDSTAR EXHAUST Performance Downpipes, designed to fit Audi S6, RS6, S7, RS7, A8, and S8 models with the 4.0T TFSI engine. These high-performance downpipes feature an OEM X-crossing design and OEM-spec bottom flanges for a seamless fit and easy installation. Engineered to optimize exhaust flow, REDSTAR downpipes unlock...