Turbo XS Hybrid blow‑off valve in blue for 2016–2019 Honda Civic 1.5T and 2017–2019 Civic Si 1.5T is a direct bolt‑on alternative to the factory bypass valve. Constructed with a 44mm piston and Viton seals to endure turbo conditions, the valve’s hybrid slot and vent geometry are tuned to produce a clear vent‑to‑atmosphere tone while matching the specified Civic turbocharged applications.
Turbo XS 16-19 Honda Civic Sport 1.5L Turbo/17-19 Civic Si 1.5L Turbo Hybrid BOV - Blue