This pipe is for your Linhai 260 or 300 plus the Vog 260 and other models made with the Linhai/Yamaha hoz engine, not for CN250 vertical engine, we do have pipes for those also.
Pipe adds performance all around and a distinct tone to give your scooter the sound needed to turn heads.
You will gain torque and over performance plus adding a UnI Dual Layer Air Filter you will even experience more than most.