R1 Performance Package | W220 | S 55 AMG | 372 HP / 411 LB-FT | 5.5L NA V8 | M113 suspension 669 LB-FT @2

669 LB-FT @2

motorsport brake fluid

RENNtech HHT - Hand Held Tuner ECU Upgrade

This entire cartridge is then fine balanced as a complete assembly to compensate for these increases

Prepreg is widely known as the finest process in carbon fiber manufacturing and has been used for aerospace and military applications because of its superior consistency in weight

R1 Performance Package | W220 | S 55 AMG | 372 HP / 411 LB-FT | 5.5L NA V8 | M113 suspension 669 LB-FT @2R1 Performance Package for 220 S 55 AMG. Includes ECU Upgrade and Carbon Fiber Air Box. Up to 372HP and 411 LB 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