i put mine on my basically stock 5.3 and i noticed alot of torque gains at passing speeds. when u go to pass someone and floor it, it defitately hits alot harder. i thought it was a good buy for my truck.
A forum community dedicated to GMC and Chevy full size owners and enthusiasts. Come join the discussion about Silverados, Sierras, and other full size trucks performance, modifications, suspension, lift kits, tires, maintenance, and more!