Polini Team 4 performance exhaust for vertical Minarelli (AM6) engines, including the Yamaha Zuma CW50 (1989�2001). Expansion chamber design works best with 50�70cc performance cylinders. Designed to conform to European road standards � removing the manifold restrictor delivers a significant performance improvement. Made in Italy.
Off-road use only. Not intended for use on public roads or land. Performance upgrades are considered racing parts and are not covered by warranty.
