GFB Respons Dual Port Variable BOV Blow Off Valve Turbo Down Pipes/Front Pipes either size all look great

either size all look great in an ALTA Gauge Pod

Our display emulates a manufacturer tester so all detailed values ​​are available

This greatly reduces the effectiveness of ANY intercooler whether it’s larger or not

CANchecked now offer a display for the VA WRX and STI models

GFB Respons Dual Port Variable BOV Blow Off Valve Turbo Down Pipes/Front Pipes either size all look greatRESPONS TMS: SMARTER THAN A DUAL PORT BOV! Atmosphere venting BOV won't work on your car? Try a GFB Respons; you'll be surprised! On the surface, it may look like just another dual port blow off valve, but the Respons is actually much more than that. Featuring GFB's patented venting bias adjustment system, the Respons allows you to precisely control how much air vents from each of the two outlets. Why is this so important? Two key reasons: Adjust how