A standard replacement exhaust system suitable for scooters fitted with the Peugeot vertical 2-stroke 50cc scooter. Supplied with exhaust gasket. Please note this exhaust is fitted with a restrictor washer in the down-pipe. The restrictor washer can be easily removed to increase performance, but if you do remove the washer then you may also need to make adjustments to the jetting in the carburettor and rollers weights in your variator in order to tune the engine properly and achieve optimum performance.