Features: Laboratory flow analysis proves Boyesen® dual-stage reeds out-perform standard reeds. They permit greater flow velocity over the entire range of operating pressures. Increased performance from start-up to top acceleration.
Features: Improves performance. Stainless steel construction throughout head pipe. Brushed aluminum canister. Carbon fiber end-cap. Strong mounting bracket for increased strength and durability. Asymmetrical muffler configuration for increased packing...