I run crower stage 1. I installed those and a bbk 78mm Tb at the same time. Computer shows 21 hp at the wheels. Stock heads and valves. Ordered from lethal performance. New tune should be here tomorrow expect an additional 10hp or so.
Sent from my LG-D415 using Mustang Evolution mobile app
03 GT 13.4 @ 117MPH best 2v 4.6 w/ auto
Check out my Garage
info for what I am installing at this moment~