KW H.A.S. 2017+ Audi A4/S4 Quattro (B9) AWD w/o Electronic Dampers (50mm) - 253100BH Hardware - Singles 500 rpm in Sport/Race) or

500 rpm in Sport/Race) or run via a standalone controller for 100% manual command

Optional EDC Cancellation Kit Available to prevent warning lights for EDC equipped vehicles

available in Diamond Black or Chrome Silver

Shield your performance air filter from water falling through the factory hood scoops in wet weather conditions for longer air filter life and better performance

while cast pipes are optimized for maximum airflow in the tight FL5 engine bay

KW H.A.S. 2017+ Audi A4/S4 Quattro (B9) AWD w/o Electronic Dampers (50mm) - 253100BH Hardware - Singles 500 rpm in Sport/Race) orKW (H. A. S) Height Adjustable Spring kits are a great alternative to conventional lowering springs. You are no longer stuck with a fixed lowering height. KW H. A. S. systems allow you to adjust the vehicle ride height with the KW height adjuster even after the kit has been installed. Your vehicle not only gets a more dynamic look, but also the steering behavior and response of the standard dampers becomes more agile. All driver assistance systems and