Part NO.: 41-110 /41-101/41-101R / 12621258 Package included : 8 x IRIDIUM SPARK PLUGS Applications: BUICK ALLURE (2008 - 2009) BUICK LACROSSE (2008 - 2009) BUICK RAINIER (2005 - 2007) CADILLAC CTS (2006 - 2007) CADILLAC ESCALADE (2007 - 2013) CHEVROLET AVALANCHE (2007 - 2013) CHEVROLET CAMARO (2010 - 2013) CHEVROLET CAPRICE (2011 - 2013) CHEVROLET COLORADO (2009 - 2012) CHEVROLET CORVETTE (2005 - 2013) CHEVROLET EXPRESS 1500 (2008 - 2013) CHEVROLET EXPRESS 2500 (2008 - 2013) CHEVROLET EXPRESS 3500 (2008 - 2013) CHEVROLET EXPRESS 4500 (2009 - 2012) CHEVROLET IMPALA (2006 - 2009) CHEVROLET MONTE CARLO (2006 - 2007) CHEVROLET SILVERADO 1500 (2007 - 2013) CHEVROLET SILVERADO 2500 (2007 - 2013) CHEVROLET SILVERADO 3500 (2007 - 2013) CHEVROLET SSR (2005 - 2006) CHEVROLET SUBURBAN 1500 (2007 - 2013) CHEVROLET SUBURBAN 2500 (2007 - 2013) CHEVROLET TAHOE (2007 - 2013) CHEVROLET TRAILBLAZER (2005 - 2009) GMC CANYON (2009 - 2012) GMC ENVOY (2005 - 2009) GMC SAVANA 1500 (2008 - 2013) GMC SAVANA 2500 (2008 - 2013) GMC SAVANA 3500 (2008 - 2013) GMC SAVANA 4500 (2009 - 2012) GMC SIERRA 1500 (2007 - 2013) GMC SIERRA 2500 (2007 - 2013) GMC SIERRA 3500 (2007 - 2013) GMC SIERRA DENALI (2007 - 2010) GMC YUKON (2007 - 2013) GMC YUKON XL 1500 (2007 - 2013) GMC YUKON XL 2500 (2007 - 2013) HUMMER H2 (2008 - 2009) HUMMER H3 (2008 - 2010) HUMMER H3T (2009 - 2010) ISUZU ASCENDER (2005 - 2006) PONTIAC G8 (2008 - 2009) PONTIAC GRAND PRIX (2005 - 2008) PONTIAC GTO (2005 - 2006) SAAB 9-7X (2005 - 2009)