Originally Posted by SubieDoo15
I would ideally like to do either a GT30 or GT35R and make between 400-500hp and do proper supporting mods to maintain reliability...
Thanks for the help!!!
This is what will happen to a stock WRX transmission on those kind of power levels \/
is his post with the blown gear.
Take a look at Xluben's build. HERE
He is hitting large numbers on the WRX. His build will give you some kind of idea what needs to go into the car to make it handle the power.