Description
This performance exhaust system is custom-bent to align with standard body frames
it is 28% lighter than stock
Dog leg levers angle back
your transmission can downshift faster when you roll on the throttle for mid-range acceleration
Includes 3-piece sets of: 3g
Polini Team 4 Exhaust | Horizontal Minarelli Zuma 50 '02-'11 shinko-sr425 This performance exhaust system isPolini Team 4 performance exhaust for air cooled and liquid cooled horizontal Minarelli 2 stroke scooters. Expansion chamber design works best with 5070cc performance cylinders, tuned for 8,00011,000 RPM. 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