The TiALSport QR blow-off valve comes with a 2 psi spring in red and measures 34mm, offering very light boost relief for turbo setups. This compact valve is intended to reduce compressor surge and smooth throttle transitions with a low cracking pressure. Its 34mm size suits installations where a smaller valve footprint and minimal spring resistance are desired.
TiAL Sport QR BOV 2 PSI Spring - Red (34mm)