PIN:This is the Black Square 4-pin plug. Make sure your oxygen sensors have a Black plug as they are different thatn the Gray Square 4-pin found on some vehicles. · Uses the same GM Factory Delphi/Packard connectors, terminals and seals as the OEM wiring harness · High Quality, Heat Resistant, Heavy Duty Construction.
Confirm Compatibility:Please double-check the listed fitment information year, make, model to ensure this part is correct for your car
Match Your Original Part Visually:In most cases, you can compare our product's detailed pictures and specifications with your existing part to confirm it is a direct match
Attention: Please check whether the compatibility information matches your vehicle model