View Single Post
Old 08-09-2017, 08:10 AM   #3
Hacksaw
Senior Member
 
Join Date: Sep 2016
Posts: 835
Likes: 148
Liked 272 Times in 149 Posts
Default Re: low fuel mileage

I have a Bully Dog. Tried 3 different modes and either one seemed to effect mileage only perf. Recently fried the auto trans and since the rebuild I have not used the tuner. It's got 4" exhaust.
Hacksaw is offline   Reply With Quote