Introducing our IMS Diverter Valve Block Off for Audi RS3 (8V / 8Y) & Audi TTRS (8S) DAZA/DNWA Engines! Crafted from durable billet aluminum, this piece is engineered to support an external BOV (such as our IMS Charge Pipe Kit). Securely seals the factory diverter valve provision. #irozmotorsport #audi #rs3 #ttrs #daza #dnwa #performance #blowoff #divertervalve #performanceparts #5cylinder #morepower