Carrep Detonation Knock Sensor KS Sensor for 1998 99 00 01 02 03 04 05 06 07 Chevrolet Express Silverado Suburban Tahoe GMC Pontiac Hummer OE Number: 12589867, AS10017, S8696, 5S2172, SU1282,213-3521, 2133521, 213-362, 213362, 10456603 This Sensor is also the UPDATED Version, thus exceeds in durability of the original units that commonly fail in these vehicles Built to strict quality control standards,100% Factory tested This is an Exact replacement to the original sensor # ks116 You get our 1-Year Warranty guarantee.