R1 Performance Package | W210 | E 55 AMG | 375 HP / 415 LB-FT | 5.5L NA V8 | M113 porsche-panamera--971---2016-2024--4s-e-hybrid-esr4381851 Increased horse power and torque

Increased horse power and torque can cause failure of the stock axles and is a must for any performance tuned biturbo Mercedes looking to put down all available power to the drive wheels

along with machined "RENNtech" and "Forged" branding integrated into the adjacent spoke windows

RENNtech performance software unleashes the true potential of your Aston Martin

C257 - CLS 450

R1 Performance Package | W210 | E 55 AMG | 375 HP / 415 LB-FT | 5.5L NA V8 | M113 porsche-panamera--971---2016-2024--4s-e-hybrid-esr4381851 Increased horse power and torqueR1 Performance Package for 211 E 55 AMG. Includes ECU Upgrade and Carbon Fiber Air Box. Up to 374HP and 415LB FT. The R1 performance package for the Mercedes 55 series engine includes our proprietary ECU upgrade in addition to our full carbon fiber airbox upgrade which offers a larger volume of incoming air for better engine breathing and improved cylinder filling. This combination that provides noticeable increases horsepower, torque and throttle