Akrapovic Slip-On Line (TT) Audi R8 5.2 FSI Coupé/Spyder 2012 mercedes-benz-e-class-sedan--212---2010-2013--e63-amg--2010-2011--esr6615885 With the proprietary RENNtech ECU

With the proprietary RENNtech ECU Tuning the X290 - GT 63 AMG S 4-Door Coupe gains up to +102 HP and +62LB-FT

RENNtech | X290 | AMG GT63 | Side Skirts | Carbon Fiber | Gloss Finish

dB  81 at 3750 rpm  83 at 3750 rpm + 2

RENNtech ECU Upgrade for 204 - GLK 350 Blue Efficiency

we’ve added our well-known cast titanium dual-mode exhaust valves to create a virtual symphony from the large displacement V10

Akrapovic Slip-On Line (TT) Audi R8 5.2 FSI Coupé/Spyder 2012 mercedes-benz-e-class-sedan--212---2010-2013--e63-amg--2010-2011--esr6615885 With the proprietary RENNtech ECUWhat could make a supercar even better? The answer: lower weight, more power, and an unbelievable change in engine sound thanks to this Akrapovi Slip On exhaust system. Constructed from our unique titanium alloy, our recision engineered performance exhaust provides performance advantages over the stock exhaust and, thanks to the engine placement, weight reductions in the vehicles rear deliver substantially improved handling. The combination of