RENNtech ECU+ Upgrade | C238 | E450 BiTurbo | 392 HP/463 LB-FT | 3.0L V6 BiTurbo | M276 | MY2019-2020 mercedes-benz-cla-class--117---2014-2019--cla-45-amg-esr4055727 We have found the M176

We have found the M176 engine stock performance numbers vary from the baseline figures claimed by Mercedes Benz

The maximum power number reached with the RENNtech ECU Upgrade for the E400 is 392 HP and 463 LB-FT

Carrera S Cabriolet

RENNtech AMG GT63 Side Skirts are a perfect fit to the vehicles OEM bumper

Our down pipes mate perfectly with the stock CL Class exhaust system and include all necessary mounting hardware and clamps

RENNtech ECU+ Upgrade | C238 | E450 BiTurbo | 392 HP/463 LB-FT | 3.0L V6 BiTurbo | M276 | MY2019-2020 mercedes-benz-cla-class--117---2014-2019--cla-45-amg-esr4055727 We have found the M176ECU+ Upgrade Up to 392 HP 463 LB FT Gains: +53 HP & +78 LB FT RENNtech M276 Biturbo ECU Upgrades are TV approved! 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.