MOSTPLUS Downstream Upstream O2 Oxygen Sensor Compatible with 96 97 98 Chevrolet Silverado 1500 (Set of 4) 9617178, 234-4012, SG454 SG236, 13474, 234-4018 For 17 pan bolts 4l80e Transmission

NOTE: In some models, the plastic electric connector is not a perfect match. Customers need cut off the little plastic pins on the sides to fit. The following fitment information is for reference only, please send us an message if you have any problems. Application 2002 Chevrolet Silverado 1500 2001 Chevrolet Silverado 1500 2001 GMC Sierra 1500 2000 Chevrolet Silverado 1500 1999 Chevrolet Silverado 1500 1999 Chevrolet Tahoe 1998 Chevrolet C1500 1998 Chevrolet K1500 1998 GMC K1500 1997 Chevrolet C1500 1997 Chevrolet K1500 1997 GMC K1500 1996 Chevrolet C1500 1996 Chevrolet K1500 1996 Chevrolet Tahoe 1996 GMC C1500 Interchange Part Number 1: 9617178, 234-4012, SG454 Interchange Part Number 2: SG236, 13474, 234-4018 Specification: Brand new set of 4 oxygen sensor 100% test before shipment The key parts including chip from top supplier