Granatelli 14-23 GM LT Malevolent Coil Packs - Black (Set of 8)

Unlock hidden horsepower and enhance your LT engine’s reliability with the Granatelli Motorsports Malevolent Coil Packs. Designed for modern GM performance vehicles, these high-output coils deliver nearly double the voltage of factory units—ensuring maximum spark energy, better combustion, and real-world performance gains.