Turbo boost solenoid kit for BorgWarner EFR turbocharger Boost control solenoid valve (BCSV) kit Turbo boost solenoid and hardware set for BorgWarner EFR turbocharger Electronic solenoid / valve complete kit for boost controller This BW boost control solenoid valve replacement kit is for BorgWarner EFR turbochargers. With this valve, the boost pressure can be regulated electronically. For example with our Plex Tuning EBC or Turbosmart boost controller. Clock frequency: 32Hz @ 13.5V Contents: - Position Control - Fixing screws - Fitting hose clamps - Fitting For compressor housing - Hose and small parts