My opinion.
Car gets Dyno Tuned = Me get my results.
"Before and After" , AFR , Corrected #'s.
I CANT deal with the slightest bit of "shadyness" when it comes to MY car.
Thats why i deal with Don @ Slowhawk Performance.
Don gives you the numbers your car puts out and maximizes your cars potential. No "sugar coating" to get you your "expected" results. What It does , Is was it does.