Originally Posted by TurboTeggyBoy
Not too familiar with what the 08+ come with for ratios but know that the 02-07 came with a few different options. Are you 100% sure that the diff/ tranny that came out are the same ratio as what went in? If you got a diff for an AT car and you have a 5sp MT they need to be compatible with each other. Good luck.
Yes. I made sure before the purchase. Both trans and diff were pulled from a 2010 wrx. Codes matched.