Mercedes 63 Biturbo Series (M157) RENNtech Carbon Fiber Airbox
Using 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 the highest quality materials to ensure long lasting durability and appearance.
Our carbon air box is able to offer gains up to +10 hp and + 10 lb/ft of torque, in addition to serving as an attractive under hood showpiece.
Please note: Our airbox for the M157 will require modification to the OEM engine cover.
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