lets see how this goes. what is a average cost of a 5.7 engine and tranny tune, no dyno? the car isnt for drag racing, its a everyday driver but with a few little upgrades to make that everyday driver fun to drive! and if by chance we go to the track, we could have some fun! the ability to switch from everyday driver to fun car by switching from normal to sport in 5 mins. reply here or by way of messaging.