NTK Switching Oxygen Sensor 21528 for 1996-2004 Buick/Chevrolet/GMC 3.1L 2.2L (Century, LeSabre, Park Avenue, Regal)
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The Delphi Oxygen Sensor (part number ES20002) is a direct-fit replacement for 1990-2004 Buick, Chevrolet, GMC, and Isuzu vehicles with 3.1L, 2.2L, and 3.8L engines.
Features:
Specifications:
| Sensor Type | Narrow-Band |
| Number of Wires | 4 |
| Number of Terminals | 4 |
| Connector Type | Blade |
| Connector Shape | Square |
| Connector Gender | Female |
| Terminal Gender | Male |
| Mounting Style | Threaded |
| Thread Size | M18 - 1.5 |
| Hex Size (mm) | 22mm |
| Heated | Yes |
| Fit Type | Direct Fit |
| Wire Length (mm) | 14 mm |
| Wire Gauge (AWG) | 20 AWG |
Fits: 1990-2004 Buick, Chevrolet, GMC, Isuzu, and Oldsmobile models including Century, LeSabre, Park Avenue, Regal, Rendezvous, Riviera, Camaro, Impala and more - 3.1L, 2.2L, and 3.8L engines. Confirm your year, make, model, and engine before ordering.
Interchanges With: Airtex 5S3116, Airtex 5S3119, Airtex 5S3125, Airtex 5S8134, Airtex 5S8151, Wells SU1087, Wells SU1189, Wells SU1295 and 36 more