Akrapovič Has Two New Exhaust Options For 2021 Aprilia RS 660

One Street, One Track It ain’t an Aprilia if it isn’t screaming like a MotoGP track bike… Right? Akrapovič – the industries leading exhaust manufacturer – has two full exhaust systems ready for the 2021 Aprilia RS 660 motorcycle. The Racing Line (S-A6R2) is a carbon fiber exhaust that will rely on your stock ECU mapping (this is a major…