Big Steel Brake Kit | S-Class & CL-Class (W/C140) | 355/325 mercedes-benz-e-class-coupe--207---2010-2013--e-550-biturbo-esr7403570 The ECU Plus Upgrade brings

The ECU Plus Upgrade brings the GLC 43 AMG SUV up to 416 HP and 460 LB-FT

The RENNtech AMG GT63 Rear Diffuser features unique design element with strategically formed surfacing and a shaped to improve airflow while enhancing the AMG GT63's dynamic aesthetics

285 HP @ 5600 RPM

With this RENNtech was able to significantly increase the area under the curve

Big Steel Brake Kit | S-Class & CL-Class (W/C140) | 355/325 mercedes-benz-e-class-coupe--207---2010-2013--e-550-biturbo-esr7403570 The ECU Plus Upgrade bringsA complete big brake upgrade for the Mercedes Benz S Class (W140) and CL Class (C140), designed for use with 18 wheels. Equipped with 355mm front 325mm rear rotors, 6 piston front calipers, and 4 piston rear calipers for confident and consistent braking performance. This kit includes: rotors, pistons, calipers, brackets, hats, and braided stainless steel brake lines. Engineered for durability, balance, and dependable stopping power under demanding