ARC blow off valve sounds and looks awesome. Allows your machine to holdboost better then stock leaky bovs. You will need to purchase a weld on flangekit, to mount this kit.

Tech Tip: This BOV vents to the atmosphere, if you run on your evo youwill need an EMS or the HKS EIDS.

Tech Notes: This is NOT a bolt on bov, you will need to purchase theweld on flange below.