2021 Audi S4 Premium Plus Performance Parts

Brembo brake rotors embody the brand?s legacy of innovation, precision, and racing pedigree, delivering superior braking performance, durability, and safety for every vehicle and driving style. Designed and manufactured with the same engineering rigor found in Brembo?s original equipment for the world?s leading automakers,...

Brembo brake rotors embody the brand?s legacy of innovation, precision, and racing pedigree, delivering superior braking performance, durability, and safety for every vehicle and driving style. Designed and manufactured with the same engineering rigor found in Brembo?s original equipment for the world?s leading automakers,...

Brembo brake rotors embody the brand?s legacy of innovation, precision, and racing pedigree, delivering superior braking performance, durability, and safety for every vehicle and driving style. Designed and manufactured with the same engineering rigor found in Brembo?s original equipment for the world?s leading automakers,...

Bilstein B8 Performance Plus dampers are a performance upgrade to OE dampers designed to be paired with aftermarket lowering springs. These dampers offer application specific valve settings with a monotube design to bring out the best handling performance of a vehicle. Each damper is...

Bilstein B8 Performance Plus dampers are a performance upgrade to OE dampers designed to be paired with aftermarket lowering springs. These dampers offer application specific valve settings with a monotube design to bring out the best handling performance of a vehicle. Each damper is...

Presenting the AWE ColdFront™ Intercooler for the Audi B9 A4/A5 2.0T & S4/S5 3.0T. Cast aluminum end tanks with internal baffling and a robust bar/plate aluminum core for maximum heat transfer render a 130% increase in frontal surface area and a massive 83% increase...

The Track Edition Exhaust is equipped with the same precision-engineering as its Touring Edition counterpart, minus the resonators up front and 180 Technology® resonators in the rear. Instead, the Track Edition comes complete with non-resonated downpipes and straight pipe sections -- leaving the integrated...

For over 20 years, KW automotive has been the market leader and driving innovation as a manufacturer of individual suspension solutions for the road and in all types of motorsports. No matter where in the world, gearheads, automobile manufacturers and reputable tuners rely on...

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is reusable, engineered to last for the entire lifespan...

By combining atmosphere venting with the proven performance benefits of our ground-breaking DV+, the VTA delivers an aggressive blow-off sound, improved throttle response, as well as superior boost holding and reliability. The integrated low-profile solenoid ensures a direct fit installation. With its low-profile integrated...

The newly released T9380 is the latest addition to the DV+ range of diverter valves from GFB (Go Fast Bits). It is specifically designed as a complete replacement for the newer generation of Continental brand OEM diverter valves found in late-model VW and Audi...

Brembo brake pads reflect the brand?s racing heritage and engineering excellence, delivering the ideal balance of performance, safety, and comfort for every driving style. Designed with carefully selected friction materials, they provide reliable braking across a wide variety of vehicles, from daily commuters to...

Brembo brake pads reflect the brand?s racing heritage and engineering excellence, delivering the ideal balance of performance, safety, and comfort for every driving style. Designed with carefully selected friction materials, they provide reliable braking across a wide variety of vehicles, from daily commuters to...

Break the mold with AirGate™. The AirGate™ Carbon Intake allows options for those seeking more volume from their intake when under boost. Want to hear more turbo inductions sounds from within the cabin? Go lidless. Prefer to keep it a bit more stealthy? Simply...

MSS is an award-winning adjustable modular suspension solution which has been developed and engineered for safety, comfort, and performance. They come with a lifetime warranty. The relatively low initial spring rate absorbs small bumps in the road, thereby increasing grip. It then transitions to...