Perrin Recirculating BOV (Black) - Subaru STI VA GFB Custom molded 4-ply silicone allows

Custom molded 4-ply silicone allows for all components to be safely attached without obstructing airflow

for tougher protection against chipping

and a sweeping LED "needle" that lines the edge and moves as oil temp changes from 0 to 100

Create smooth and even airflow while adding style under your hood with the PERRIN Afta-MAF Intake Tube

Perrin Recirculating BOV (Black) - Subaru STI VA GFB Custom molded 4-ply silicone allowsAdjustable 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