Blow Off Valves

TiALSport Q BOV 10 PSI Spring - Purple

TiALSport Q BOV 10 PSI Spring - Black

TiALSport Q BOV 10 PSI Spring - Blue

TiALSport QR BOV 2 PSI Spring - Red (1.0in)

TiALSport Q BOV 10 PSI Spring - Silver

This is a replacement blow off valve pipe for a 04-07 Subaru STI, it will allow you to swap out for a different BOV from another manufacturer. - Includes AIT Bung + Plug - Does NOT include BOV (Sold Separately)  - Requires ETS Piping kit

This is a replacement blow off valve pipe for a 08-14 Subaru WRX using the OEM Plastic Intake Manifold. It will allow you to swap out for a different BOV from another manufacturer on to your existing ETS FMIC Piping Kit. - Includes AIT Bung + Plug -...

This is a replacement blow off valve pipe for a 08-14 Subaru STI, it will allow you to swap out for a different BOV from another manufacturer. - Includes AIT Bung + Plug - Does NOT include BOV - Requires ETS Piping kit

This is a replacement blow off valve pipe for a 15+ Subaru STI, it will allow you to swap out for a different BOV from another manufacturer. - Includes AIT Bung + Plug - Does NOT include BOV (Sold Separately)  - Requires ETS Piping kit

This is a replacement blow off valve pipe for a Supra, it will allow you to swap out for a different BOV from another manufacturer. - Does not include BOV - Requires ETS Piping kit

The FA24 engine in the 2022+ WRX now uses an electronically controlled factory diverter in place of the pneumatic bypass valve found on all previous turbo Subaru engines, and GFB has TWO high-performance replacement options! Features Supplied as a...

GFB Diverter Valve DV+ Volkswagen TSI/TFSI w/Pierburg Diverter Valve

GFB SV52 Weld On 304SS Fitting

GFB SV52 TiAl V-Band Adaptor

GFB SV52 TS V-Band Adaptor