Specification: Type: Blow Off Spacer Material: Aluminum Alloy Color: Silver, blue, red Type of installation: Bolt-On Features: Our Performance diverter blow off valve spacer/plate will help your engine breathe easier during shifts by redirecting and venting excess boost from the stock bypass valve to open atmosphere. The venting of the excess boost from the stock bypass valve also provides with the great BOV sound Allows the turbo's compressor to maintain higher RPM so you can build boost as soon as your back on the throttle. CNC-machined from Aircraft-Grade Aluminum, to prevent thermal expansion and boost leaks. Our plates are anodized for additional protection from oxidation. The Blow Off Valve Plate is easy to install, no modification is required, and convenient for use. You can replace the old or broken one directly. Fit For: For Honda Civic Vortex 2015-2021 Package Included: 1 x Turbo Blow Off Valve Plate Spacer 3 x Bolts 3 x Nuts