2004 Mustang Gt Conv- rear end conversion

[Lawdog]

u1746, 2004 mustang gt conv
will changing the rear end gear effect the diablo tune ?

[Phil]

No, You can go into the predator and change the rear end ratio so it matches whatever gears you changed on the car. This will keep your shiftpoints correct if you have an auto trans and also your speedo will be correct.