HPT Tuners 03-07 Cummins 5.9

Please note any modifications

The Tow tune LVL 1 built to enhance low-end power

The street tune LVL 3 is an all-out sport feeling with great power and better fuel mileage

The race tune LVL 6 is a max effort tune, pushing the fuel system to maximum fuelling, stock engines will be around 450hp at the wheels.

LVL 1 to LVL 6