ENA ignition coil packages are designed for original equipment and replacement applications. Each component matches or improves OE design to ensure fast, easy installation, superior performance and reliability Compatible with Chevrolet 2003-2007 Express 1500 5.3L,2003-2007 Express 2500 4.8L,2003-2005 Express 2500 5.3L,2003 -2007 Express 6.0L,2005-2007 Express 3500000000000 44.8L,20L03-2007 Express 3500 5.3L,1999-2006 Silverado 1500 4.8L 5.3L,2003-2006 Silverado 1500 406Ta 6.0L,2000 L 5.3L,2002-2006 Avalanche 1 500 5.3L,2004 SSR 5.3L,2004-2006 Silverado 3500 5.3L,2000-2006 Suburban 1500 5.3L,2003-2007 Express 3500 6.0L,2001-2007 Silverado 1 500 HD 6.0L,1999-2004 Silverado 2500 6.0L Compatible with Chevrolet 2001-2006 Silverado 2500 HD 6.0L,2001-2006 Silverado 3500 6.0L,2000-2006 Suburban 2500 6.0L. Compatible with GMC 2003-2007 Savana 2500 4.8L,2003-2005 Savana 2500 5.3L,2004-2007 Savana 3500 4.8L,1999-2006 Sierra 1500 4.8L,2006 Yukon 4.8L 5.3L,2003-2007 Savana 9 -2006 Sierra 1500 5.3L, 2003-2007 Savana 3500 6.0L, 2005-2006 Sierra 1500 HD 6.0L 2003-2003-2020202020202003-202020202020202020202020202020202020202020, 2001-2007 Sierra3500LA GMC Sierra 3500 6.0L,2001-2006 Yukon Compatible with Buick 2004 Rainier 5.3L models. Compatible with Cadillac 2002-2005 Escalade 5.3L 6.0L. Part Numbers: Replacement C1395, 12568062, 5c1392, E255, 52-1743, Gn10114, Ic414, 12568062, 19300921, 8-12568-062-0, UF-303, 1214, 1, 1, 1, 1, 1, 1, 1, 1, UF303 C1395 5c1392 E255, Ic414 Lifetime Warranty - Please enter your vehicle in the Amazon Garage above to see if this part is compatible with your vehicle