Remap Prices and Packages You can gain up to 35% in BHP as well as TORQUE and save up to 20% on your fuel bills. We also cater for people who tow and need more torque than bhp so your not having to change up and down gears so often. All our work is covered by a life time software guarantee and we are always here to help you. There are 3 mapping options available. Vehicles requiring removal of and direct connection to the engine control unit may incur an additional fee, this will be brought to your attention upon placing a booking or feel free to call and ask.