Blox Velocity Stack 4 inch Aluminum Blue
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Blox Velocity Stack 4" Aluminum
The Blox Velocity Stacks are designed to optimize and maximize air flow rates entering the induction system.
Velocity Stack is a trumpet-shaped device that are fitted to the air entry of an engine's intake system, carburetor or turbo air inlet. It allows smooth and even entry of air at high velocities into the intake tract with the flow stream adhering to the pipe walls.
4" O.D. on intake pipe side
6" O.D. on filter side
Filter available and sold separately