Blow Off Valve:Holds Up to 30PSI Boost PressureEasy Assembly,Aluminum Flange, CNC Machined Billet Aluminum BodyDual Spring System Promoted Response & Allows for High Boost PressuresHard-Anodized Valve for Increased Air FlowPowder-Coated Anodized and Polished Finish2 Bolts Mounting Design Flange Pipe Adapter:Material: Aluminum2.50" (63mm) Pipe SizeFits Type-S or Type-RS Dump Pipe FlangeOval / 2 Bolt Flange Design typePackage Includes:1x Type-RS Blow Off...