H.S.I. 38mm, 44mm and 46mm Mikuni SBN air filter / flame arrestor tall adapter. The Cyclone Tall Velocity Stacks were made with intention of PERFORMANCE. The cyclone shape of these air-filter adapters smooth and speed up the flow of air into the intake, allowing the most air possible to flow through the given area of the intake. In other terms - MORE AIR means MORE POWER for the engine.
Gain RPM’s, maximize your engine’s performance, and get optimal air flow by using the Tall Velocity Stack air-filter adapters. We have tested these air filters and we know they WORK. RPM's don't lie!
Offered for
- 38mm SBN
- 44mm SBN
- 46mm SBN / 40 i-body SBN
Anodized black. Stainless marine grade hardware included. *OPTIONAL ADD ON - SBN flame arrestor gasket.
Note for SuperJet Use: Tall Velocity Stack can still be paired with a 2.5” Tornado filter and clear the OEM hood. Cyclone Tall Velocity Stack Height = 60mm
PLEASE NOTE - It is recommended to go up one main jet size with the tall stack.