Racing Exhaust JOLLY MOTO Curly "Nautilus" fits with chassis modifications/ 125cc cylinder also for Vespa 50-125/PV/ET3/PK50-125/S/SS/XL/2 steel aluminium silencer left hand curly identical with PARMAKIT Curly For race use only. Not admitted in
INSTALLING RACING SPORT PRO JOLLYMOTO EXHAUST ON THE APRILIA SX 125!! - YouTube