R1 Performance Package for McLaren 650S mercedes-benz-slk-class--171---2004-2010--slk-55-amg-esr5743216 5 Series TOURING (F11) 535

5 Series TOURING (F11) 535 i/Xdrive (HP: 306 | Year: 10 >)

670 HP / 738 LB-FT

fender extractors

CLASS E (W 211) 320 V6 [2 Filters Required] (HP: 224 | Year: 02 > 05)

upgraded CPC Unit and Fuel System Upgrade

R1 Performance Package for McLaren 650S mercedes-benz-slk-class--171---2004-2010--slk-55-amg-esr5743216 5 Series TOURING (F11) 535R1 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