Subaru OEM Oxygen Sensor Subaru WRX 2002-2005 | 22641AA042 Air Filters - Universal Fit Hardware & InstallationTypically includes foam

Hardware & InstallationTypically includes foam tape

FX200: Heavy duty pressure plate and full-face Kevlar lined disc for smooth engagement & long life

or worn feeling

leading to inconsistent handling and reduced suspension feedback

Subaru OEM Oxygen Sensor Subaru WRX 2002-2005 | 22641AA042 Air Filters - Universal Fit Hardware & InstallationTypically includes foamRestore factory fuel control and engine performance with the Genuine Subaru OEM Air Fuel Ratio Sensor. Designed to provide accurate exhaust gas readings to the engine control module, this sensor plays a critical role in maintaining proper air fuel mixture, fuel economy, emissions control, and overall drivability. A failing air fuel ratio sensor can cause poor fuel economy, rough engine operation, reduced performance, and check engine lights.