VERY IMPORTANT. Other part choices also used on your model - Message your reg number before Purchase.. 4 Wire Direct Fit Lambda Oxygen Sensor - Diagnostic (Rear Post Cat). Ford Focus (2002-2004) 3.0 6.0 ST170. Equivalent to Part Numbers: OE: XR3F9G444B1A OE: XR3F9G444BA OE: 3721930 BO. If you order before 12PM we'll dispatch same day from our UK warehouse. For guaranteed next day delivery please select this option at checkout. This product comes with free 365-day no quibble returns (UK only).
eBay