Most drivers will agree that finding a single product that will both increase your horsepower and your gas mileage might be too good to be true. However, we have the Mercedes Benz performance chip that does exactly that! By safely tweaking your air and fuel mixtures, the Mercedes computer chip upgrade fully optimizes your fuel maps and gets the most out of your engine. The beauty of the Mercedes Benz ECU chip is that it never operates out of the factory spec of your engine. In essence, it’s doing what your engine has always been fully capable of doing, but it has never been told how to until now! The easy installation and low cost make this one of the top Mercedes Benz engine upgrades for all models!.