Carbon Fiber Airbox | SUV M177 | 4.0L V8 BiTurbo | Satin & Gloss Finish Finish:Satin CPC Upgrade: The Powertrain Control

CPC Upgrade: The Powertrain Control Unit (CPC) upgrade increases torque limits and allows the engine to operate without the restrictions set by the stock/factory CPC unit

RENNtech is proud to introduce an all new rear decklid spoiler design for the Mercedes-Benz CL-class

205 - C-Class Coupe non-AMG | MY2015+

and the unmistakable sound expected from a high-performance AMG

443 LB-FT @ 1

Carbon Fiber Airbox | SUV M177 | 4.0L V8 BiTurbo | Satin & Gloss Finish Finish:Satin CPC Upgrade: The Powertrain ControlPerformance testing shows that the OEM air boxes on the M177 V8 Bi Turbo engine become a constraint when power output is increased through performance ECU software, exhaust, and turbo upgrades. RENNtech M177 Carbon Fiber Airboxes solve this problem through increased volume and airflow. Substantially larger than stock and a symmetrical design that delivers over 30% more filter area allows the engine to perform at the highest level in both stock and