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TiAL Sport replacement spring for the TLS QR blow-off valve calibrated to 2 psi, purple, 1.0 in length. This low-pressure spring reduces the valve actuation threshold so the QR BOV vents at approximately 2 psi, useful for light-boost or quick-response turbo systems. Sold as a single spring to adjust or service TiAL QR valves.
TiAL Sport QR BOV 2 PSI Spring - Purple (1.0in)
