






🔥 Stay ahead with GM’s heated sensor – performance you can feel!
The GM Genuine Parts AFS138 Heated Oxygen Sensor is a precision-engineered component designed to measure oxygen levels in exhaust gases, enabling your vehicle’s engine computer to optimize fuel efficiency and reduce emissions. Built to GM Original Equipment standards, it guarantees perfect fit, durability, and reliable performance for your GM vehicle.





| Manufacturer | ACDelco |
| Brand | GM GENUINE PARTS |
| Product Dimensions | 19.3 x 5.08 x 5.84 cm; 122.47 g |
| Item model number | AFS138 |
| Manufacturer part number | 19178961 |
| OEM Part Number | 19178961 |
| Item Weight | 122 g |
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