RENNtech ECU Upgrade | GLA 45 AMG | X156 | 428HP/417LB-FT | 2.0L Turbo | M133 mercedes-benz-amg-gt--192---2023-present--amg-gt-63-esr9040500 GLS 450 BiTurbo (X166 -

GLS 450 BiTurbo (X166 - M276 Biturbo 4-MATIC Engine) Stock Performance:

and is a key element of developing high quality and functional aerodynamic pieces

250rpm Note: Mercedes M177 engine performance when measured on the dyno obtains higher power numbers than rated from factory

Gains: +63HP & +78TQ

street tires in an impressive 11

RENNtech ECU Upgrade | GLA 45 AMG | X156 | 428HP/417LB-FT | 2.0L Turbo | M133 mercedes-benz-amg-gt--192---2023-present--amg-gt-63-esr9040500 GLS 450 BiTurbo (X166 -RENNtech ECU Upgrade for the 217 CLA 45 AMG. Up to 428HP and 417TQ. Gains: +73HP & +85TQ 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