Not a noticable difference between a 3.91 and 4.10 rear.... I would just go with the 3.91, you wont really lose that much up top.... Figure you can almost top the car out in 5th gear.... and we got 6spd's
__________________ 04 GTO W40 Pulse Red M6
* TSP228R 112lsa, SLP UD Pulley
* Pacesetter LT's, O/R Mids, Ported TB, CAI
* 06 Bumper Swap, SLP LM1's, Magnaflow X-Pipe  |