Quote:
Originally Posted by koop
Got it back from Andy and had a chance to test it out today! It is awesome - takes off like a rocket! Stock Dyno run pulled 525 HP. Left the ADM shop pulling 603 HP! 
Posting the dyno run - 1st run was before the throttle body install. Gained 11 HP more after Andy added the 90mm throttle body.
Thanks Andy! You did an amazing job and you were great to work with! |
This package is just the way Gm should have done it
