Akrapovic Slip-On Line (TT) Audi R8 5.2 FSI Coupé/Spyder 2012What 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