Turbo XS Hybrid blow‑off valve in gray for 2016–2019 Honda Civic 1.5T and 2017–2019 Civic Si 1.5T replaces the factory bypass valve with a direct bolt‑on unit. It uses a large 44mm piston and Viton O‑rings designed for high charge pressures and temperatures, and its hybrid vent design produces the characteristic vent‑to‑atmosphere sound while maintaining fitment for the listed Civic models.
Turbo XS 16-19 Honda Civic Sport 1.5L Turbo/17-19 Civic Si 1.5L Turbo Hybrid BOV - Gray