2Pack 57x2.5mm O-Ring Seal Compatible with TiAL Q 50mm BOV Also Compatible with Turbosmart Raceport Blow Off Valve Replacement for Turbocharger Pressure Relief System
【Compatibility & Fit】57x2.5mm O-ring seal compatible with TiAL Q 50mm blow off valve (BOV); also compatible with Turbosmart Raceport BOV; fits common 50mm turbocharger pressure relief / bypass valve sealing-groove applications—please confirm 57mm ID x 2.5mm CS before purchase
【Fluoro Rubber (FKM) Material】Made from fluoro rubber (FKM) for strong heat and oil resistance, designed to handle boost pressure changes and under-hood temperatures in performance turbo systems
【Leak-Resistant Seal】Helps restore a tight seal between valve and flange to reduce air/boost leaks, supporting stable boost control and consistent turbo performance
【Quick Replacement】Easy service part—remove the worn ring, clean the groove, and seat the new O-ring evenly; no special tools required for routine maintenance
【2-Pack Value】Includes 2 replacement O-rings for immediate repair plus a spare, ideal for rebuilds, track-day prep, and long-term maintenance convenience
【Turbo System Use】Designed for turbocharged engine pressure relief / blow-off valve sealing where a reliable O-ring is critical for system integrity and preventing unwanted leakage