RENNtech ECU Upgrade for BMW 1M Coupe E82 (2012- N54B30to 3.0L Biturbo) mercedes-benz-slc-class--172---2016-present--slc-43-amg-esr5326223 Bentley Continental GT (MY2018+)

Bentley  Continental GT (MY2018+)

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

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

W213 - E 53 AMG Sedan

RENNtech ECU HHT (HandHeldTuner) for the 215 - CL 55 AMG

RENNtech ECU Upgrade for BMW 1M Coupe E82 (2012- N54B30to 3.0L Biturbo) mercedes-benz-slc-class--172---2016-present--slc-43-amg-esr5326223 Bentley Continental GT (MY2018+)RENNtech 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,