For Mazda 3 2010 2011 2012 2013 L4 2.0l 2x Upstream+downstream 02 Oxygen Sensors
Price:
$ 34
- Model: 3
- Condition: New
- Engine: L4 2.0l
Seller notes
Package Include:2 pieces Length:Length of Sensor 1：690mmLength of Sensor 2:390mm OE:234-5015 234-4467 Q&A: Q:What is Differences Between upstream and downstream O2 Sensor? A: The upstream oxygen sensor is located before the catalytic converter. This measures the level of pollutants coming directly from the engine. It also senses any raw, unburned fuel coming from the combustion chambers. The downstream oxygen sensor is located directly after the catalytic converter. This sensor measures the po...
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