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JDMON Compatible with O2 Oxygen Sensor Upstream & Downstream Chevrolet GMC Silverado 1500 /Tahoe 5.3L, Sierra 2003 2004 21546, Set of 4
Fitment Compatible with Silverado 1500 Tahoe 5.3L; Compatible with Sierra 1500 Yukon 5.3L; For more applicable models, please refer to the description. Interchange OEM Number 21546, check the part number before purchase. Package Included 4 X Oxygen Sensor. An oxygen sensor monitors the amount of oxygen (O2) in the exhaust gas. Oxygen sensor can improve engine performance;Prevent rough idle and engine misfires;Saves money fuel costs and reduces air pollutant emissions;Extend expensive catalytic

Price is $51.00
Price: $50.99