Round Ignition Coils Pack of 8 for Chevy Silverado 1500 2500 Tahoe Suburban Express GMC Sierra Savana Yukon XL Escalade Isuzu 12563293 D585 C1251 19005218 UF262 GN10119 10457730 V8 4.8L 5.3L 6.0L DIRECT REPLACEMENT/ UPGRADE over your original stock coils. We only use the highest grade materials. This makes our product durable and reliable under extreme conditions while providing High Electrical Resistance, strong Spark from plugs, and being resistant to Corrosion and Abrasion IGNITION COILS FOR vehicles including, but not limited to 4.8L, 5.3L, 6.0L engine displacements, Buick Rainier 2004, Escalade 2002 to 2006, Avalanche 1500 2002 to 2006, Express 1500 2003 to 2007, 2500 2003 to 2007, 3500 2003 to 2007, Silverado 1500 1999 to 2011, 2500 1999 to 2006, 3500 2001 to 2006, Suburban 1500 2000 to 2006, 2500 2000 to 2006, Tahoe 2000 to 2006, Savana 1500 2003 to 2007, 2500 2003 to 2007, 3500 2003 to 2007, Sierra 1500 HD 1999 to 2007, 2500 1999 to 2004, 2500 HD 2001 to 2007 BUICK, CADILLAC, CHEVY, GMC, HUMMER, and ISUZU owners please check interchangeable part numbers and/or verify if car year, make, model, sub-model, engine size and VIN number matches before purchasing products. The manufactures of the vehicles changed their coils mid-year so your vehicle might need the ENAIC350808 (Square) or ENAIC121308 (Round) Coils depending on what month the vehicle was made in. Compatible Part Numbers: UF262, 10457730, 12563293, 8104577300, 12573190, 8125731900, 610-02839, UF-262, C1251, D-585 One Year Warranty Express 2500 2003-2007 4.8L Express 3500 2005-2007 4.8L Silverado 1500 1999-2007 4.8L Tahoe 2000-2006 4.8L Avalanche 1500 2002-2006 5.3L Express 1500 2003-2007 5.3L Express 2500 2003-2005 5.3L Express 3500 2003-2007 5.3L SSR 2003-2004 5.3L Silverado 1500 1999-2007 5.3L Silverado 2500 1999-2006 5.3L Silverado 3500 2004-2006 5.3L Suburban 1500 2000-2006 5.3L Tahoe 2000-2006 5.3L Express 2500 2003-2007 6.0L Express 3500 2003-2007 6.0L Silverado 1500 2003-2007 6.0L Silverado 1500 HD 2001-2007 6.0L Silverado 2500 1999-2004 6.0L Silverado 2500 HD 2001-2006 6.0L Silverado 3500 2001-2006 6.0L Suburban 1500 2006 6.0L Suburban 2500 2000-2006 6.0L Savana 2500 2003-2007 4.8L Savana 3500 2004-2007 4.8L Sierra 1500 1999-2007 4.8L Yukon 2000-2006 4.8L Savana 1500 2003-2007 5.3L Savana 2500 2003-2005 5.3L Sierra 1500 1999-2007 5.3L Sierra 2500 1999-2000 5.3L Yukon 2000-2006 5.3L Yukon XL 1500 2000-2006 5.3L Savana 2500 2003-2007 6.0L Savana 3500 2003-2007 6.0L Sierra 1500 HD 2001-2007 6.0L Sierra 2500 1999-2004 6.0L Sierra 2500 HD 2001-2007 6.0L Sierra 3500 2001-2007 6.0L Sierra C3 2001 6.0L Yukon 2001-2006 6.0L Yukon XL 1500 2001-2006 6.0L Yukon XL 2500 2000-2006 6.0L Buick Rainier 2004 5.3L Cadillac Escalade 2002-2005 5.3L Cadillac Escalade 2002-2006 6.0L Hummer H2 2003-2006 6.0L Isuzu Ascender 2003 2004 5.3L Eliminate misfire Direct replacement into vehicle Durable as they come Easy Installation Custom-made for the road Fit OE equipment with ease Tested in real life situations Most coils comepre-greased