Got 'er done.Its quiet,I can tell the speedo is off,havent hammered it but it does not feel much different in the power department so far.

 

i went from 4.11 to 4.88 to help roll my 35" tires. I didn't feal much of a diferance .then i dumped the hpp3 called nelson got 93 tune,transgo+vet ,0%tm what a differance. It let me use the gears. It's like a complete different truck!