Looking for some turbo input on my 2.6 puller. In 4lo my current turbo, 475/83/1.0, would only hold 3k down the track and snuff at the end. Tried a buddies 475/96/1.10 and it would hold 4K all the way spinning right till the end. Same tune, only swapped turbo and gained 1000 rpm. Buying a new...