Premium Engine Knock Detonation Sensor KS For 1988-1996 Volkswagen Golf Jetta and Passat L4

•Manufacturer: AIP Electronics•100% New Construction•High Quality OEM Replacement Part•Fit and Quality Guaranteed•Ready for Install Straight out of the boxSymptoms of a bad knock sensor include a sluggish engine poor acceleration and poor fuel economy. Knock sensors rarely fail outright and more often get 'soft' over time and cause false signals to be sent to the ECU which thinks the engine is knocking when it's really not. Restore engine performance with this brand new OEM replacement quality knock sensor for your vehicle.** Emissions Note: For sale and use on Emissions Controlled Vehicles when used in accordance with the manufacturers application guide because it is a direct or consolidated replacement part.Fitment1990-1992 Volkswagen Corrado 1.8L 1780CC l4 GAS SOHC Supercharged 1988-1989 Volkswagen Golf 1.8L 1780CC l4 GAS SOHC 1988-1989 Volkswagen Golf 1.8L 1780CC l4 GAS DOHC 1989-1991 Volkswagen Jetta 1.8L 1780CC l4 GAS DOHC 1990-1991 Volkswagen Jetta 1.8L 1780CC l4 GAS SOHC 1987-1