New OEM factory surplus pre and post catalytic converter oxygen sensor for many 2002-20111 GM vehicles. Verify fitment with your GM dealer.
Current OEM factory part number: 12578576
Interchange OEM factory part numbers: 12565680, 12568221, 12578573, 213-3138, 2133138
Please note: This product is not eligible for return. All sales final on electrical parts. Refer to our Return Policies for more details.
It is the responsibility of the buyer to verify fitment prior to purchase.
Please refer to the part number on the part to be replaced/contact your GM dealer with your VIN and the part number in question to ensure accurate application.
OEM stands for Original Equipment Manufacturer. Carrying OEM parts means that we carry parts that were used by your vehicle's manufacturer in the first place. You can be sure our parts will work for your car, because we sell the parts that were used to make your car!
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