RENNtech ECU Upgrade for BMW 1M Coupe E82 (2012- N54B30to 3.0L Biturbo) mercedes-benz-slc-class--172---2016-present--slc-43-amg-esr5326223 The end result is nothing

The end result is nothing short of spectacular with the RENNtech turbo package gaining up to +228 hp and +182 lb-ft

Bentley  Continental GT (MY2018+)

Compared to power numbers by Mercedes-Benz

though our tuning software and approach for the Rolls Royce Dawn is completely unique and independent from our Mercedes tuning program

This is accomplished by improving the underbody airflow and allowing for a smooth transition to ambient air when the vehicle is at speed

RENNtech ECU Upgrade for BMW 1M Coupe E82 (2012- N54B30to 3.0L Biturbo) mercedes-benz-slc-class--172---2016-present--slc-43-amg-esr5326223 The end result is nothingRENNtech ECU Upgrade for the BMW 1M Coupe E82 (2012 N54B30to 3. 0L Biturbo). Up to 420HP and 435TQ. Gains: +85 HP & +103LB FT Our proprietary BMW ECU upgrade offers rock solid performance from RENNtech, the foremost tuning authority on Bosch and Siemens engine control units. These same units are utilized in Mercedes Benz vehicles, which RENNtech has been tuning since electronic engine management started to show up in vehicles during the mid 1980's,