Thread: Ecu Upgrade?? What Does Everyone Think Of This
View Single Post
      05-30-2010, 09:23 PM   #12
kav
Lieutenant
Canada
49
Rep
401
Posts

Drives: Z4M
Join Date: Oct 2007
Location: Canada

iTrader: (1)
I can't speak to this company but my car has had the ESS tune and I definitely noticed a significant improvement in driving characteristics of the car.
Appreciate 0
Quote