The newer Ti 2.1 silencer is claimed to boast a smooth power curve throughout the RPM range while delivering a crisp bark out of the large diameter Ti canister. Additionally, FMF claims the Ti Powercore 2.1 silencer is lighter than stock while mimicking a four-stroke look in the 4.1 ...
11. If installing an FMF PowerCore2 TM or TurbineCore2 TM silencer, refer to those installation instructions. 12. Make sure the pipe and silencer are in neutral positions and not binding. Slowly tighten all mounting fasteners to OEM specified torque specs, starting from the front and working ...