The Black One main office is in Berlin

Our products are developed and tested in our laboratory by our engineers, who have been working on the optimization of diesel vehicles since 1997.

We have specialised in diesel optimization because diesel vehicles are the future. Thanks to diesel’s economy and constancy, more and more buyers are turning to diesel vehicles. As regards noise emission, diesel vehicles have long been on a par with petrol vehicles. Any questions you have regarding diesel optimization can be sent to us at any time by e-mail. We would also be delighted to answer your queries by telephone. We are very pleased to be able to offer you the opportunity of optimizing your vehicle’s fuel consumption and performance by buying one of our products.