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KLEEMANN ECU tune for Mercedes Benz 65 AMG V12 Twin Turbo engines. 740 hp, 830 lbs/ft on 91 octane fuel, improved throttle response, fueling and timing remap, raised VMAX. Price includes return overnight FedEx shipping to the lower 48.
This is a SERVICE, and not an actual PART. Mercedes Benz ECUs are "married" to the car with a unique code, it is not possible to offer a "hot swap" option of a complete ECU. You must remove your existing ECU and send it to us for this service.Every version of the original software for this car is a known quantity, KLEEMANN tunes have been proven for over a decade on this engine platform. KLEEMANN will NOT be responsible forimproperinstallation of the ECU back into the car. Extreme care must be used when inserting the plugs back into the ECU. It is possible to damage the pins in the ECU by forcing the plugs back into the ECU. Improper plug installation back into the ECU can cause:
1. No startcondition2. Poor running3. Check engine lights4. Chassis wide CAN bus failure5. Poor transmission shifting
ETC ETC You must remove the ECU and send it to us. Thanks to 's policies, you must "contact sender" using our telephone number and call us for the address to ship your ECU to.