Fits:
Buick Rainier (2004)
Cadillac CTS (2005-2004)
Cadillac Escalade (2006-2002)
Cadillac Escalade ESV (2006-2003)
Cadillac Escalade EXT (2006-2002)
Chevrolet Avalanche 1500 (2006-2002)
Chevrolet Camaro (2002-1998)
Chevrolet Corvette (2004-1998)
Chevrolet Express 1500 (2007-2003)
Chevrolet Express 2500 (2007-2003)
Chevrolet Express 3500 (2007-2003)
Chevrolet Silverado 1500 (2008-1999)
Chevrolet Silverado 1500 HD (2007-2001)
Chevrolet Silverado 2500 (2006-1999)
Chevrolet Silverado 2500 HD (2008-2001)
Chevrolet Silverado 3500 (2007-2001)
Chevrolet Silverado 3500 HD (2008-2007)
Chevrolet Sonora (2005-2003)
Chevrolet SSR (2004-2003)
Chevrolet Suburban 1500 (2006-2000)
Chevrolet Suburban 2500 (2005-2000)
Chevrolet Tahoe (2006-2000)
Chevrolet Trailblazer EXT (2004-2003)
GMC Envoy XL (2004-2003)
GMC Envoy XUV (2004)
GMC Savana 1500 (2007-2003)
GMC Savana 2500 (2007-2003)
GMC Savana 3500 (2007-2003)
GMC Sierra 1500 (2007-1999)
GMC Sierra 1500 HD (2007-2001)
GMC Sierra 2500 (2004-1999)
GMC Sierra 2500 HD (2007-2001)
GMC Sierra 3500 (2007-2001)
GMC Sierra 3500 HD (2007)
GMC Sierra C3 (2001)
GMC Yukon (2006-2000)
GMC Yukon XL 1500 (2006-2000)
GMC Yukon XL 2500 (2006-2000)
Hummer H2 (2007-2003)
Isuzu Ascender (2005-2003)
Pontiac Firebird (2002-1998)
Pontiac GTO (2004)

• Hight quality, reliability and durability．Designed to meet or exceed OE specifications in form, fit and function
• Manufacture Part Number:12589867, 213-3521, 2133521, 213362, 10456603, AS10017, S8696, 5S2172, SU1282
• Please check for the details and products description before purchasing to make sure this part will fit
• Knock sensors measure engine vibration caused by pre-ignition　When not replaced, vehicle may experience engine ping or knock, high emissions, poor fuel　economy, internal engine damage and/or CEL/MIL illumination

Hight quality, reliability and durability．Designed to meet or exceed OE specifications in form, fit and functionLIAMTU