R1 Performance Package | W220 | S 500 | 325 HP / 365 LB-FT | 5.0L NA V8 | M113 audi-rs4--b7---2006-2008--4-2-v8-fsi-esr4648829 such as a mobile phone

such as a mobile phone or MP3 player

The maximum power number reached with the intermediate RENNtech ECU Upgrade for the GLC63 and GLC63 S AMG+ is 574 HP and 612 LB-FT

Application for Mercedes Benz:

Gains up to: +80 HP | +79 LB FT

RENNtech ECU HHT (HandHeldTuner) for the 230 - SL 65 AMG

R1 Performance Package | W220 | S 500 | 325 HP / 365 LB-FT | 5.0L NA V8 | M113 audi-rs4--b7---2006-2008--4-2-v8-fsi-esr4648829 such as a mobile phoneR1 Performance Package for 2220 S 500. Includes ECU Upgrade and Carbon Fiber Air Box. Up to 325HP and 365 LB FT. The R1 performance package for the Mercedes 500 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