Fix engine light & fuel usage issues - O2 sensor helps restore stable air-fuel ratio, reduce fuel consumption and improve driving response. Ideal replacement for faulty oxygen sensor on for Mazda CX-7 2010 2011 2012.
Direct fit for specific model & engine - Designed for for Mazda CX-7 2.5L 2010 2011 2012. Includes upstream and downstream o2 sensor set, matching original connector and wire length for easier installation.
Replace multiple part numbers - Compatible with 234-5043, 234-4466, 234-5044, L555-18-8G1, L555-18-8G1A, L556-18-861, L556-18-861A. Helps you quickly match the correct for mazda cx7 oxygen sensor.
Stable signal & long-term use - Built with reinforced sensing element and stable output signal to support consistent engine operation and smooth acceleration over time.
What you will receive & install tips - Package includes 2pcs oxygen sensor (front upstream + rear downstream). Please confirm part number and connector before purchase for correct fitment.