RENNtech | C190 | AMG GT R | Rear Diffuser Extensions | Carbon Fiber lamborghini-murcielago--2002-2010--v12-esr6499784 the factory settings do NOT

the factory settings do NOT allow the valves to fully open unless certain speed and/or RPM have been reached

GT 63 S AMG S 4-Door Coupe (MY2019+ | X290 | M177 | 4

The HSM comes pre-loaded with a RENNtech lowering setting

GTC 4 Lusso

C400 (Air Body Control Optional)

RENNtech | C190 | AMG GT R | Rear Diffuser Extensions | Carbon Fiber lamborghini-murcielago--2002-2010--v12-esr6499784 the factory settings do NOTRENNtech Pre Preg Carbon Fiber Rear Diffuser Extensions for the C190 AMG GT R. Gloss Finish. These RENNtech rear diffuser extensions create an all new aggressive and functional aesthetic for the rear of the C190 AMG GT R. The design and engineering teams at RENNtech HQ spent countless hours fine tuning the part to perfectly compliment the AMG GT R exterior while improving the underbody airflow. Each side is constructed from 100% pre preg carbon fiber