
Vehicle Specific
Check if it fits by entering your vehicle info| Brand | Delphi | 
| Part Number | ES20317 | 
| Part Description | Oxygen Sensor | 
| Connector Shape | Flat | 
| Position | Front | 
| Sensor Type | Heated | 
| Terminal Quantity | 4 | 
| Terminal Type | Blade | 
| Thread | 18 x 1.5 mm | 
| UPC | 689604188286 | 
| Wire Harness Length | 12.4" (310 mm) | 
| Wrench Size | 0.88" (22 mm) | 
| Year Make Model | Trim | Engine | 
|---|---|---|
| 1994-1996 Buick Century | Custom | 6 Cyl 3.1L | 
| 1994-1996 Buick Century | Special | 6 Cyl 3.1L | 
| 1996 Buick Century | Limited | 6 Cyl 3.1L | 
| 1994-1996 Buick Commercial Chassis | Base | 8 Cyl 5.7L | 
| 1994-1996 Buick LeSabre | Custom | 6 Cyl 3.8L | 
| 1994-1996 Buick LeSabre | Limited | 6 Cyl 3.8L | 
| 1994-1996 Buick Park Avenue | Base | 6 Cyl 3.8L | 
| 1994-1996 Buick Park Avenue | Ultra | 6 Cyl 3.8L | 
| 1993-1996 Buick Regal | Custom | 6 Cyl 3.8L | 
| 1993-1996 Buick Regal | Gran Sport | 6 Cyl 3.8L |