Vehicle Fitment ► Upstream oxygen sensor is designed for Toyota: 2011-2013 Toyota Corolla 4Cyl 1.8L, 2011-2014 Toyota Matrix 4Cyl 1.8L
Part Replacement ► Upstream o2 sensor replaces part numbers: 234-9112, 8946702070, 8946774040. Downstream o2 sensor replaces part numbers: 234-4305, 88975493, 8946502330, 8946512840. Please check the OE number for your convenience
Easy Installation ► O2 sensor is bolted directly into the car exhaust pipe, which will keep your driving smoothly
Premium Material ► 2Pcs upper and lower oxygen sensor is made of high-quality ABS material with rubber coating, strong insulated wire and carbon structural steel, which are more durability, corrosion resistance and better performance
Timely Replacement ► Damaged oxygen sensors are prone to malfunctions such as erratic engine idling and lack of fire. Replace it in time to maintain more efficient fuel economy, lower emissions