Upstream O2 Oxygen Sensor for Subaru Impreza WRX STi, Forester GT 2000-2005

Enhance your Subaru's performance with our Upstream O2 Oxygen Sensor. This high-quality OEM spec sensor is expertly designed for the Subaru Impreza WRX, WRX STi, and Forester GT models from 2000 to 2005, ensuring optimal fuel efficiency and engine health.

Key features:
- Premium OEM spec replacement for reliable performance
- Direct fit for specific part numbers
- Addresses fuel economy, engine power, and emissions issues
- Backed by a 2-Year Warranty for added assurance

Don't compromise on your vehicle's performance. Ensure the precise air-fuel ratio needed for your engine with this essential pre-catalytic converter sensor. Confirm the part number before purchasing for a perfect match.