RENNtech ECU Upgrade for BMW 1M Coupe E82 (2012- N54B30to 3.0L Biturbo) mercedes-benz-slc-class--172---2016-present--slc-43-amg-esr5326223 Included Splash Proof Lid Flip-top

Included Splash Proof Lid Flip-top lid prevents splashes

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

CLS550 (C218 | FL MY2015-17 | 4MATIC | M157 | 4

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

7L V8 BiTurbo | M278 | 2012-present

RENNtech ECU Upgrade for BMW 1M Coupe E82 (2012- N54B30to 3.0L Biturbo) mercedes-benz-slc-class--172---2016-present--slc-43-amg-esr5326223 Included Splash Proof Lid Flip-topRENNtech 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,