Reviewed By Douglas B (Deerfield, MI) Reviewed for a 2003 Ford F150 —5/30/2007 6:42 AM
The chip showed a positive noticeable difference in performance on my F150 4x4. The acceleration does seem to be smoother and the transmission shifts better and more smooth between gears. Not much different on MPG maybe better by 1/2mpg better at times. Very satisfied with improvements.