R1 Performance Package for McLaren MP4-12C porsche-718-cayman--my2016-18--esr3545487 allows for adjustment of the

allows for adjustment of the compression of the damper in the low-speed-range

3 Series (E90) 335 i/Xdrive 3

522 LB-FT @ 5200 RPM

Mercedes M276 engine performance when measured

R1 Performance Package for McLaren MP4-12C porsche-718-cayman--my2016-18--esr3545487 allows for adjustment of theR1 Performance Package for the McLaren MP4 12C. 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