R1 Performance Package for McLaren 650S mercedes-benz-slk-class--171---2004-2010--slk-55-amg-esr5743216 Current Consumption: 30mA (60mA while

Current Consumption: 30mA (60mA while plugged in to PC/Tablet)

upgraded CPC Unit and Fuel System Upgrade

017 HP and 871 LB-FT @ crank with 100 Octane Fuel

500 RPM  |  508 LB-FT @ 2

R1 Performance Package for McLaren 650S mercedes-benz-slk-class--171---2004-2010--slk-55-amg-esr5743216 Current Consumption: 30mA (60mA whileR1 Performance Package for the McLaren 650S. Includes RENNtech ECU Upgrade and Akrapovic Slip On Titanium Exhaust System. RENNtech has been at the forefront of ECU tuning since electronic engine management started to show up in vehicles during the mid 1980's! Our experience, countless hours of in house research, development and exhaustive testing ensure that our proprietary ECU upgrade offers incredible performance gains and rock solid daily driver