Re: To tune or not to tune?
Call your dealership and ask them about their policy towards modifications. The service manager will more than likely be anal, but you'll get more leniency with some places over others.
Can't see how a tune would've voided warranty on rotors...?
2011 Mustang 3.7L, 6A, MCA Pkg, Ingot Silver w/ Stone
Perf Mods: FRPP 3.73 Gears, 87 Octane Performance Tune from BAMA, Airaid CAI, Magnaflow Comp Axle-backs
Ext Mods: Lower chrome billet grille, Tint
Upcoming Mods: Lowering springs