Tial QR Recirculating Blow Off Valve w/ 1.5" Recirculation Port 2 psi Blue | 002962 vendor_Varrix Performance Gains (US-Spec BRZ Example):

Performance Gains (US-Spec BRZ Example):

With the APR Cooling Ducts

and a huge range of direct bolt-on kits for popular vehicles

It is a unsprung style disc that will yield an extremely hard and quick clutch engagement with no slippage

Tial QR Recirculating Blow Off Valve w/ 1.5" Recirculation Port 2 psi Blue | 002962 vendor_Varrix Performance Gains (US-Spec BRZ Example):QR is the recirculating valve based on the TiAL high performance Q. Outline interchangeable with the Q and original BV50. It's Offered with a variety of springs for difference vacuum levels, and a special spring for supercharged vehicles. Customizable outlet ports offer flexibility to integrate into custom & existing applications. Included with every Tial QR: QR Assembly TiAL Vband Clamp Vband Weld Flange TiAL Air Fitting High Pressure O ring Return