Compatible With Vehicles: For 2003-2008 Chevy Avalanche 4.8L 5.3L 6.0L 6.2L For 1997-2008 Chevy Corvette 5.7L 6.0L 6.2L 7.0L For 2003-2008 Chevy Express 4.8L 5.3L 6.0L For 2006-2008 Chevy Impala 5.3L For 2006-2007 Chevy Monte Carlo 5.3L For 2003-2008 Chevy Silverado 1500 2500 3500 4.8L 5.3L 6.0L 6.2L For 2004-2006 Chevy SSR 5.3L 6.0L For 2003-2008 Chevy Suburban 4.8L 5.3L 6.0L 6.2L 8.1L For 2003-2008 Chevy Tahoe 4.8L 5.3L 6.0L 6.2L For 2003-2008 Chevy Trailblazer 4.2L 5.3L 6.0L For 2004-2007 Cadillac CTS 5.7L 6.0L For 2003-2008 Cadillac Escalade 4.8L 5.3L 6.0L 6.2L For 2003-2008 GMC Envoy 4.2L 5.3L 6.0L For 2003-2008 GMC Savana 4.8L 5.3L 6.0L For 2003-2008 GMC Sierra 1500 2500 3500 4.8L 5.3L 6.0L 6.2L For 2003-2008 GMC Yukon 4.8L 5.3L 6.0L 6.2L 8.1L For 2008 Buick Allure 5.3L For 2008 Buick LaCrosse 5.3L For 2004-2007 Buick Rainier 4.2L 5.3L 6.0L For 2003-2006 ISUZU ASCENDER For 2003-2008 ISUZU NPR For 2005-2008 SAAB 9-7X For 2008-2009 PONTIAC G8 For 2006-2008 PONTIAC GRAND PRIX For 2004-2006 PONTIAC GTO For 2003-2008 H2 For 2008 H3 Manufacturer Part Number: 12616646, 12677836, D1846A, 12573107, 12585328, 12562230, 8125622300, 8125731070, 8126166460, 12614969, 1S6713,PS340, PT1825, 1S10786, PS308, 12559798, 3083716, 3080406, 12569323, 12562230, 12556117, 12559780, 926040, S4202