Originally Posted by MedicDave
Im just curious will I lose my tune if I dc my battery, I don't want to sound stupid but I'm not sure. I would hate for that to happen, I want to go with optima and a billet tray or a relocation kit to the trunk. Any info would be appreciated. Thanks all.
Just had my battery disconnected for 2 straight days, tunes still there
2007 Ford Mustang GT 5spd
Brenspeed tune, JLT 3, Hurst shifter, 4.10s
O/R Xpipe, 15x8 Jeg Stars with Micky Thompsons