I have a stock 2011 gt with Slp muffler delete...I have run 13.20 on Brembo equipped car. What parts do I need to pair with shauns tune to get in 11's and do I need different tires, wheels etc. Near Cincinnati.........thx in advance for info.:rockon: Btw its a 6 speed.
A Sct X3 and a laptop, or it sounds like the sct itsx works to datalog with the ipad.
Plan to datalog myself in the next week.