Your home for high performance modification, tuning, parts, and dyno service on late model GM, Dodge, and Ford vehicles! 
Greg's Tuning Operation offers complete engine and transmission tuning for GM, Ford, and Dodge original equipment fuel injection computer systems as well as aftermarket fuel injection systems such as Holley!

GM, Ford, and Dodge tuning capabilities! From mild to wild, we can source, build, and tune your project!