Oxygen Sensor Upstream Downstream O2 Sensor Set 2PCS Replacement for Ford Focus 2012 2013 2014 2.0L, for Fusion 2013-2014 1.6L, for Lincoln MKC 2015 2.3L 234-5113 234-4575 8F9Z-9F472-H CV6Z-9G444-A
 
Product Features
  

         
Vehicle compatibility - Upstream and downstream oxygen sensor set compatible for Ford Focus 2012 2013 2014 2.0L, for Ford Fusion 2013-2014 1.6L, for Lincoln MKC 2015 2.3L. Designed as direct replacement for accurate fit and stable connection.
         
Solve engine light and performance issues - This o2 sensor helps monitor air fuel ratio and supports engine control system, helping reduce rough idle, hesitation, and check engine light. Ideal replacement for bank 1 sensor 1 and downstream sensor.
         
Replace common oe part numbers - Upstream replaces 234-5113 8F9Z-9F472-H; downstream replaces 234-4575 CV6Z-9G444-A. Matches original connector design to ensure correct upstream and downstream configuration.
         
Correct connector design for easy install - Each oxygen sensor features specific plug and wire length to avoid mismatch issues reported by other products. No cutting or modification required for installation.
         
Important check before purchase - Please confirm your vehicle model, engine, and part number before purchase. Make sure upstream and downstream sensor types match your original parts to avoid compatibility issues.