I am the Lord of the Transmission Forum. It is where I live and breathe. The amount of useful information given here so far hovers around 9%. Do the following exactly:
1. Choose Start-->Shutdown on your computer.
2. Dial (240) 683-1000
3. State your budget, your car and its mods, and your car's use
4. Converse about the options
Buying a gearset is a no ****ing around proposition. Take it as such. If you don't, you might as well send me 1/2 the projected cost and do nothing as at least my advice saved you 50%.