Tial Q Vent-To-Atmosphere Blow Off Valve Silver 10psi | 002115 vendor_TiALSport they have a service interval

they have a service interval of 60

Default Spring Rates: Front 14K

Brown/Purple 7psi Spring and Brown/Pink 7psi Outer Spring (installed)

Offset: +27mm

Subaru Impreza WRX STi 2004-2021

Tial Q Vent-To-Atmosphere Blow Off Valve Silver 10psi | 002115 vendor_TiALSport they have a service intervalThe Q bolts up to any standard TiAL flange, no re welding. This is the highest flowing BOV on the market. It's offered with a variety of springs for different vacuum levels and a special spring specifically for supercharged vehicles Included with every Tial Q: Q Assembly TiAL Vband Clamp Vband Weld Flange TiAL Air Fitting High Pressure O ring Features For use on turbo charged and super charged applications (Paxton, Vortec, etc.). The body and all