Seller notes

Please check fitment notes & description for accurate information. 1.Item Part Number: 234-4294, 234-4331 Compatible Part Number: 234-4294, 12597947, 12604538, 12604575, 8125907500, 8126045380, 8126045750, 21064 , 2133868 234-4331, 12592591, 12592592, 8125925910, 8125925920, 21561, 2133539 Package Included: 2 PCS Oxygen Sensors 234-4331 (4-wire oxygen sensor): Upstream 1X 234-4294 (4-wire oxygen sensor): Downstream 1X Make Model Engine Year Notes BUICK RAINIER L6-4.2 2007 1 Upstream & 1 Downstre...

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