【Vehicle Fitment-3】Compatible with GMC Envoy XL 5.3L 2003-2004, Envoy XUV 5.3L 2004, Savana 1500 5.3L 2003-2007, Savana 2500 4.8L/6L 2003-2007, Savana 2500 5.3L 2003-2005, Savana 3500 4.8L/6L 2003-2007, Sierra 1500 4.8L/5.3L 1999-2006, Sierra 1500 6L 2001-2006, Sierra 1500 Classic 6L 2007, Sierra 1500 HD 6L 2001-2003, 2005-2006, Sierra 1500 HD Classic 6L 2007, Sierra 2500 5.3L 1999-2000, Sierra 2500 6L 1999-2004
【Vehicle Fitment-4】Compatible with GMC Sierra 2500 HD 6L 2001-2007, Sierra 2500 HD 8.1L 2003-2006, Sierra 2500 HD Classic 6L 2007, Sierra 3500 6L 2001-2006, Sierra 3500 8.1L 2003-2005, Sierra 3500 Classic 6L 2007, Sierra 3500 Classic 6.6L 2007, Sierra 3500 Classic 8.1L 2007, Sierra 3500 HD 6L 2007, Yukon 4.8L/5.3L 2000-2006, Yukon 6L 2001-2006, Yukon XL 1500 5.3L 2000-2006, Yukon XL 1500 6L 2001-2006, Yukon XL 2500 6L 2000-2006
【High-quality Materials】Made of durable copper windings and a robust ceramic insulator, this ignition coil withstands high temperatures and harsh conditions