Perrin Recirculating BOV (Black) - Subaru STI VA GFB which ensure the durability and

which ensure the durability and reliability during the extreme driving condition

Contains additional friction modifiers for suitability with clutch-type limited slip differentials - for most LSDs

Red powder-coated finish

worm clamps will also come included to make this pipe ready for installation

Perrin Recirculating BOV (Black) - Subaru STI VA GFB which ensure the durability andAdjustable relief pressure and flow control makes fine tuning on the fly simple and quick with the PERRIN Blow Off Valve. Body Material 6061 Aluminum Piston Material 6061 Aluminum Piston Finish Anodize Clear Spring Stainless Steel Flange 6061 Aluminum Cap Material 6061 Aluminum Cap Finish Anodize Black