Pay in 4 interest-free payments of $395.75 Learn more
Ships within 48 hours · Estimated delivery Aug 19 - Aug 24
This is how the performance gains are realized
2 GT3 / GT3RS vehicles (2010-2012)
Improves power by 28 whp (wheel horsepower) and 29 ft-lbs of torque to the wheels
065" thick polished T304L stainless steel in our Fort Washington
Fabspeed Mercedes-Benz AMG GT 4.0L V8 Bi-Turbo XperTune Performance Software Repair This is how the performanceHP (whp):+80 TQ (ft lbs):+100 Performance ECU software upgrade improves horsepower, torque, and driving characteristics of the AMG GT's M178 4. 0L V8 Bi Turbo Engine by reprogramming various sensor inputs, air fuel ratios, and boost pressure. NOTE: This is not a physical shipped product. This upgrade requires you to send us your ECU for re programming. You will be emailed a download link with detailed instructions after adding this to your cart and
