Zawór blow off BOV Turbosmart TS-0203-1018 Kompact Supersonic Honda Civic Si Standard - TS-0203-1018 - A direct fit high performance replacement for the factory plastic unit, the Turbosmart Kompact BOV suits the new generation Honda VTEC Turbo engines found in the Civic RS & Civic Si (1.5L). It is capable of handling high levels of boost and is made of billet aerospace grade aluminium with high temperature seals. If you are looking for a BOV for your Civic Type R and Civic Type R (Fk 2), please purchase TS-0203-1017.https: //ozparts.eu/TS-0203-1017Benefits include: Direct fit upgrade for the factory BOV on Honda Civic RS and Civic Si models with the 1.5L turbo engine . Pure vent to atmosphere All billet CNC construction and attractive anodized finish Manufactured, assembled and validated in-house at Turbosmart HQ