RENNtech ECU+ Upgrade | C218 | CLS 550 | 540HP / 705LB-FT | 4.7L V8 BiTurbo | M278 | MY2012-2014 aston-martin-vantage-v12--my2017---esr8494055

RENNtech ECU+ Upgrade | C218 | CLS 550 | 540HP / 705LB-FT | 4.7L V8 BiTurbo | M278 | MY2012-2014 aston-martin-vantage-v12--my2017---esr8494055ECU+ Upgrade 540HP 705LB FT Gains: +105HP +262LB FT RENNtech HHT (hand held tuner) allows you the unlimited ability to switch between tuned and stock ECU programming and requires no ECU removal! Our proprietary tuning module stores both the RENNtech tuned file and your vehicles stock file. The module plugs directly into the OBD2 port and delivers the file you choose directly to the ECU. Programming takes only a few minutes and the vehicle can be

Carrera GTS Cabriolet

and turbo upgrades

Virtually no lag with impressive throttle response

rolled on spools

The diffuser assembly also features a unique acrylic coating process which protects the carbon fiber from any harmful UV and humidity degradation

AMG E63  (MY 2017-21) | W213 | M177 | 4

Audi S3 (8P)

which go far beyond everyday driving conditions

Mercedes-Benz S560 Sedan (MY2018+ | W222 | M176 | 4

Low Bracket Profile SKU: 88

This system

CLA 45 AMG (MY2013+ | C117 | M133 | 2