To make sure the part will fit your vehicle correctly, please use our FITMENT BAR function at the top of the listing and input your full vehicle information. Compatible with: 2003-2007 Chevrolet Express 2500 4.8L 2005-2007 Chevrolet Express 3500 4.8L 1999-2006 Chevrolet Silverado 1500 4.8L 2007 Chevrolet Silverado 1500 Classic 4.8L 2000-2006 Chevrolet Tahoe 4.8L 1999-2006 GMC Sierra 1500 4.8L 2007 GMC Sierra 1500 Classic 4.8L 2000-2006 GMC Yukon 4.8L 2002-2005 Cadillac Escalade 5.3L 2007 Chevrolet Avalanche 5.3L 2006 Chevrolet Avalanche 1500 5.3L 2007 Chevrolet Express 1500 5.3L 2006 Chevrolet Silverado 1500 5.3L 2007 Chevrolet Silverado 1500 Classic 5.3L 1999-2000 Chevrolet Silverado 2500 5.3L 2003-2004 Chevrolet SSR 5.3L 2000-2001 Chevrolet Suburban 1500 5.3L 2002-2007 Chevrolet Suburban 1500 5.3L 2001 Chevrolet Tahoe 5.3L 2002-2007 Chevrolet Tahoe 5.3L 2007 GMC Savana 1500 5.3L 2006 GMC Sierra 1500 5.3L 2007 GMC Sierra 1500 Classic 5.3L 1999-2000 GMC Sierra 2500 5.3L 2001 GMC Yukon 5.3L 2002-2006 GMC Yukon 5.3L 2000-2001 GMC Yukon XL 1500 5.3L ENA Ignition Coil and Spark Plug Set: ENA ignition coils and spark plugs are designed for direct replacement and durability standards. Our ENA ignition coils are made using quality grade copper wiring and corrosion-resisting materials. This makes them highly resistant to heat and abrasion. Our ENA spark plug series feature vehicle-grade ceramic and fine wire center electrodes which provide efficient support while pairing with ENA ignition coils. Reliable cold start Heat and pressure-resistant Rust proof Excellent long span Excellent current conductivity Copper core electrode provides superior thermal conductivity Unique ribbed insulator reduces flashover and decreases voltage loss Read more Why Choose Our Products? Premium Material Our ENA ignition coils and spark plugs are made with premium material that significantly reduces electrode wear and enhances longevity and is engineered for replacement applications to ensure easy installation. Accurate Fitment Please use our Fitment Bar function at the top of the listing and input your vehicle information to make sure the part will fit your vehicle correctly. About Us ENA Premium Auto Parts is an automotive aftermarket parts supplier. Our everyday customers include your next-door mechanics and do it yourself vehicle owners from all over the world. Read more