Quote Originally Posted by blownwhite03 View Post
would a level 4 4l60e be worth it built with about 500 hp or do i need to step up to the 80e?
He would answer it much better obviously, but until he does, I think their level 5 transmission is rated around 500-550 in a big truck.

If you really never want to worry about it I'd get their level 7. It's pricey, but it's as strong as a 4l60e gets.