Fitting for the following vehicles Fits models with Square style coils Does not fit models with round style coil Fits the GM, Hummer & Isuzu 8 cylinder engines as listed: V8 4.8L, 5.3L, 6.0L, 8.1L
For 1999 Chevrolet Silverado 1500 4.8L V8 For 1999 Chevrolet Silverado 1500 5.3L V8 For 2002-2006 Chevrolet Silverado 1500 4.8L V8 For 2002-2006 Chevrolet Silverado 1500 5.3L V8 For 2003-2006 Chevrolet Silverado 1500 6.0L V8 For 2000-2001 Chevrolet Silverado 1500 5.3L V8 For 2000-2001 Chevrolet Silverado 1500 4.8L V8 For 2001 Chevrolet Silverado 2500 HD 6.0L V8 GAS For 2002-2007 Chevrolet Silverado 2500 HD 6.0L V8 For 2003-2006 Chevrolet Silverado 2500 HD 8.1L V8 For 1999-2006 GMC Sierra 1500 4.8L V8 For 1999-2006 GMC Sierra 1500 5.3L V8 For 2001-2006 GMC Sierra 1500 6.0L V8 For 2000-2006 GMC Yukon 4.8L V8 For 2000-2006 GMC Yukon 5.3L V8 For 2001-2006 GMC Yukon 6.0L V8 For 2003-2007 Hummer H2 For 2000-2006 GMC Yukon XL 1500 5.3L V8 For 2001-2006 GMC Yukon XL 1500 6.0L V8 For 2002-2006 Chevrolet Avalanche 1500 For 2000-2006 Chevrolet Suburban 1500 5.3L V8 For 2003-2006 Cadillac Escalade ESV For 2007 Chevrolet Silverado 1500 Classic 6.0L V8 For 2007 Chevrolet Silverado 1500 Classic 4.8L V8 For 2007 Chevrolet Silverado 1500 Classic 5.3L V8 For 2001-2006 Chevrolet Silverado 3500 6.0L V8 For 2003-2006 Chevrolet Silverado 3500 8.1L V8 For 2000-2006 GMC Yukon XL 2500 6.0L V8 For 2003-2006 GMC Yukon XL 2500 8.1L V8 For 2002-2006 Cadillac Escalade For 2002-2006 Cadillac Escalade EXT For 2003-2006 Chevrolet Avalanche 2500 For 2003-2009 Chevrolet C4500 Kodiak For 2003-2009 Chevrolet C5500 Kodiak 8.1L V8 GAS For 2001-2009 Chevrolet C6500 Kodiak 8.1L V8 For 2001-2009 Chevrolet C7500 Kodiak GAS For 2003-2006 Chevrolet Express 1500 5.3L V8