R1 Performance Package for McLaren MP4-12C porsche-911--997-2---2009-2013--gt2-rs-esr5059610 the #RENNtech HSM Screen will

the #RENNtech HSM Screen will appear on the Mercedes Command screen

Rated by RENNtech:                628 HP @ 6

Titanium Lugbolts

X167 - GLS 600

478 HP @ 6800 RPM

R1 Performance Package for McLaren MP4-12C porsche-911--997-2---2009-2013--gt2-rs-esr5059610 the #RENNtech HSM Screen willR1 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