Original Hiemer Akrapovic double exhaust system for 450 SMR .
Exhaustsystem is not for plug and play mounting , subframe and airbox must be modified by an experienced mechanic .
noiselevel : 96dB/A – 4500rpm
Original Hiemer Akrapovic double exhaust system for 450 SMR .
Exhaustsystem is not for plug and play mounting , subframe and airbox must be modified by an experienced mechanic .
noiselevel : 96dB/A – 4500rpm