Remus Hexacone Exhaust System BMW S1000Rr The Remus Hexacone Exhaust System is the result of state-of-the-art material and construction that revolutionized motorcycle exhaust manufacturing. The extensive racing experience of Remus engineers has been applied throughout its design: A thinner sleeve to reduce weight, flow optimized internal components to control back pressure, state-of-the-art material and removable sound insert. All this resulting in an exceptional asymmetric-hexagonal muffler body which guarantees excellent performance and torque with the distinctive Remus sound. Remus exhaust systems are a direct result of R&D from their extensive involvement in MotoGP, Austrian Supermoto Championships, Himalayan Rally, International German Championship and many more. Includes removable noise insert.