RENNtech ECU Upgrade | GLE 400 | X166 | 392HP/432LB-FT | 3.0L BiTurbo V6 | M276 bentley-continental-gt--2018-present--4-0l-v8-tfsi-esr4546060 GL 450 BiTurbo (X166 -

GL 450 BiTurbo (X166 - M276 Biturbo 4-MATIC Engine) Modified Performance:

9 seconds @ 129 mph with 0-60 mph coming in 3

We have found the M157 engine stock performance numbers vary from the baseline figures claimed by Mercedes Benz

):                        469 HP @ 5

RENNtech ECU Upgrade | GLE 400 | X166 | 392HP/432LB-FT | 3.0L BiTurbo V6 | M276 bentley-continental-gt--2018-present--4-0l-v8-tfsi-esr4546060 GL 450 BiTurbo (X166 -RENNtech ECU Upgrade for 166 GLE 400 BiTurbo 4 MATIC SUV. Up to 392HP and 432LB FT. Gains: +63HP & +78LB 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