RENNtech | Carbon Fiber Airbox | M157 | 63 AMG | 5.5L BiTurbo V8 Series porsche-911--992---2018-present--turbo-s---cabriolet-esr1556107 up to an astonishing 392

up to an astonishing 392 HP and 462 lb/ft at the crank

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

the module can be unplugged and the screen goes back to the regular Mercedes menu

0L I6 Turbo EQ Boost | Up to 541 HP / 571 LB-FT | Gains: +48 HP & +54 LB-FT

0L Inline-4 Turbo) Stock Performance (at crank):

RENNtech | Carbon Fiber Airbox | M157 | 63 AMG | 5.5L BiTurbo V8 Series porsche-911--992---2018-present--turbo-s---cabriolet-esr1556107 up to an astonishing 392Using the highest quality pre preg carbon fiber, our 4 piece airbox kit for the 63 series biturbo M157 engine comes complete with flow optimized turbo tubes to maximize engine performance by increasing the volume of incoming airflow. The carbon fiber airbox was designed, engineered and manufactured in the USA using only industry leading materials to ensure long lasting durability and appearance. Our carbon air box is able to offer gains up to +10 hp