Mercedes G55 2005 Stage:Stage 1 No removal of ECU required

No removal of ECU required

of torque through the mid-range

We recommend a one-step colder spark plugs for better performance

DME Tunings ECU software is guaranteed to give you MORE of a good thing

(For example: If you send in your ECU via Ground shipping

Mercedes G55 2005 Stage:Stage 1 No removal of ECU requiredExpertly calibrated and meticulously refined, DME Tunings ECU software is guaranteed to give you MORE of a good thing. More horsepower, more torque, and a more exhilarating driving experience by delivering usable power through improved throttle response and torque management. With additional ft. lbs. of torque through the mid range, acceleration out of your favorite corner and onto the straight is noticeably quicker throughout the rev range. DME