Lambda Sensor Oxygen Sensor Lambda Sensor L33L-18-8G1E-9U L33L188G1E For Mazda CX-7 For CX-9 K-M 2007 2008 2009 Lambda Oxygen O2 Sensor

Oxygen sensors undergo rigorous functional and quality testing to extend their service life and ensure product reliability and durability. Oxygen Sensor Lambda Sensor L33L-18-8G1E-9U L33L188G1E For Mazda CX-7 For CX-9 K-M 2007 2008 2009 The oxygen sensor compensates for air-fuel ratio errors caused by wear of other components of the electromechanical fuel injection. Improve fuel economy efficiency , reduce CO2 and other harmful emissions,extend expensive catalytic converter life. A damaged oxygen sensor can lead to increased fuel consumption and excessive exhaust emissions, reducing fuel efficiency.