If you read my signature I believe I'm around 300 hp with my setup I'm thinking about my trans a lot now my friend owns a tranny shop just looking for some input tranny drives and shifts great no leaks I don't beat on the truck i might push the hp up a bit 450-500 thinking maybe valve body torque converter etc who has decent package deals how about a little help where to buy what I need

 

Check out Suncoast, Firepunk, or Revmax. They have they quality parts you need to get it done right the first time.