ok i have an 06 gt auto with sct 2 93 0ct tune , c&l intake , mac axle back , and 4:10s , i just put 18s on the car , i had the stock 17s on and ran a 12.9 at 106 , now i know i lost some 1/4 mile time what mod can i do to make it back sugestions would be great , i dont want to break the...