i would like to change my tire size from 215/35/18 to 215/40/18, for some odd reason the discount tire site recomended the 35s but i used an online tire calculator and the 40s are almost identical to stock size (only 0.4% too slow).

95 SE MTX DH UIM, 65mm TB, SC CAI, Quaife, Centerforce, Fidanza, UR Pulley, F/R Strut Braces, Cross Drilled Rotors, S.S. Brake Hoses, 18" Enkei RS5, SVT Engine Mounts+Inserts, MSDS & y-pipe, Trubendz resonated exhaust & MagnaFlow cat