【Interchange Part Number】: 12601822, 917-033, 12589867, 10456603, 8104566030, 12597415, 15372170, 2133521, 89060413, 12575869 【Compatible with】:Precisely engineered to fit 1999-2007 Chevrolet Silverado 1500/2500/3500, GMC Sierra 1500/2500HD/3500, Avalanche 1500, Tahoe, Suburban, and their premium counterparts including Cadillac Escalade (2002-2006) & GMC Yukon series The knock sensor harness kit is highly durable and less prone to breakage to provide exceptional service life and reliability. Meanwhile the high-quality materials help to resist corrosion of the wire harness, ensuring a long service life. 【Easy Installation】:Plug and Play design for direct replacement and ease of installation,Performs as well as or better than OE 【Package Include】: 2 x Knock Sensor, 1x Knock Sensor Harness