Reviewed By john f (Stratford, CT) Reviewed for a 2010 Mercury Grand Marquis —12/14/2013 6:34 AM
Did download without any additional changes yet. Performance has increased. Also sounds better. Very easy to do.
Reviewed By calvin t (ELLERBE, NC) —2/20/2017 5:15 PM
I use to like my truck now I love my truck because of you.it smokes the tires taking off and barks them in 2/3/&4 in my 8 speed automantic trans/ it use to cut off at a 100mph now I have had it to 130mph and had to let off because of a curve/ when I get it on a straight road I will let you now how fast it will run