Tial QR Recirculating Blow Off Valve w/ 1.5" Recirculation Port 10 psi Purple | 002975 vendor_BLOX Racing The crown on the Type

The crown on the Type RA pistons appears to be 1 - 2mm thicker than the STI piston as well

This is one of the most popular exhaust options for Civic Si owners who want a clean

Model: Outback

Is the exhaust street-legal

It is designed to meet the exact specifications and standards set by Subaru

Tial QR Recirculating Blow Off Valve w/ 1.5" Recirculation Port 10 psi Purple | 002975 vendor_BLOX Racing The crown on the TypeQR 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