S Shawnis1964 New Member Joined Mar 13, 2023 Messages 2 Reaction score 0 Truck Year 2015 Mar 19, 2023 #1 Has anyone tried the Thorton performance chip? Did it work? Did it give you better mileage?
TC Diesel Well-Known Member Joined Jul 14, 2016 Messages 2,549 Reaction score 734 Truck Year 2015 Mar 20, 2023 #2 5 MPG additional on 60HP LMBO.......never happen....
S Shawnis1964 New Member Joined Mar 13, 2023 Messages 2 Reaction score 0 Truck Year 2015 Mar 20, 2023 Thread starter #3 Figured as much. Thought I would ask.