Edelbrock 2001-2013 Chevrolet C5-C6 Corvette GM Gen III/IV LS Engines Max-Fire Ignition CoilEdelbrock part #22745 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. Edelbrock Max Fire Coil On Plug ignition coils are designed with higher resistance for increased energy output at higher rpm, when compared to an OEM coil. The