Rear oxygen sensor o2 for Bmw E63 645 2004 - 2005 Post-cat

Enhance your BMW E63's performance with our premium rear oxygen sensor. Designed for the 645CI model (4/2004 - 9/2005), this original quality post-cat O2 sensor ensures optimal engine efficiency. Whether for Cyl 1-4 or Cyl 5-8, our sensor is a perfect fit. Enjoy peace of mind with a 2-year Australian warranty, guaranteeing a reliable replacement part for your vehicle. Upgrade your ride today!