Edelbrock 97-13 GM Gen III/IV LS Engines Max-Fire Ignition CoilThis Max Fire LS Coil Pack is designed for use with 1997 2013 GM Gen III & IV LS engines. It features a high output design that delivers up to 11% more voltage and 19% more energy over a stock coil. It's ideal for use with supercharged, turbo, nitrous or E85 fueled engines. This Part Fits: Year Make Model Submodel 2008 2009 Buick LaCrosse Super 2004 2007,2009 2013 Cadillac CTS V 2010 2013 Chevrolet Camaro SS 2012 2013 Chevrolet Camaro ZL1 2013