
Vehicle Specific
Check if it fits by entering your vehicle info| Brand | Walker Products |
| Part Number | 250-23031 |
| Part Description | Premium Oxygen Sensor |
| Connector Gender | Male |
| Location | B1S1 Sensor |
| Overall Length | 29.84"(757.936 mm) |
| Position | Upstream |
| Sensor Type | Heated |
| Thread Diameter | 0.71"(18.0 mm) |
| UPC | 724620016905 |
| Wire Gauge Measurement | 20 Gauge |
| Wire Harness Length | 26.3"(668.02 mm) |
| Wires Quantity | 3 Wire Leads |
| Year Make Model | Trim | Engine |
|---|---|---|
| 1985 BMW 318i | All Trims | 4 Cyl 1.8L |
| 1988-1991 BMW M3 | All Trims | 4 Cyl 2.3L |