Blox 4 inch Velocity Stack Composite
Blox 4 inch Velocity Stack Composite is backordered and will ship as soon as it is back in stock.
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A velocity stack is a trumpet-shaped device of differing length which is fitted to the air entry of an engine's intake system. It is designed to allow smooth and even entry of air at high velocities into the intake pipe with flow steams adhering to the intake pipe wall.
Material
Made with injection molded PA66 glass filled nylon, which reduces the amount of heat soak absorbed by the velocity stack, which transfer to the air going into the engine.
Intake inlet (smaller side) 4 inch O.D.
Air Entry Opening (large side) 6 inch O.D.
Proposition 65 Warnings.
Cancer and Reproductive Harm. See details below.
Items that are not CARB Legal will not be sold and ship to California or CARB states.
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