AEM Induction Systems
21-815c Airbox for 2017 Audi A4
$488.59 | AEMIntakes.com
AEM's 21-815c is an enclosed airbox design for the 2017 Audi A4 and A4 Quattro 2.0L. This kit delivers up to an estimated 11 horsepower and 14 lb-ft of torque. The powder-coated aluminum is lightweight, yet durable, while housing a washable Dryflow synthetic AEM filter inside. The filter can be viewed through the clear plexiglass AEM logo for monitoring. The filter can last up to 100,000 miles before cleaning is needed. Backed by AEM's limited lifetime warranty.