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Velocity Stack (Air Horn) for 40mm DCOE - 24mm (.95") Tall

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These beautifully constructed Carburetor Air Horns out-perform mass produced stock air horns, significantly improving air flow into the carburetors and resulting in power improvements. Each size is designed and machined to exacting standards for optimum flow in the shortest possible height. They are sleeve mounted and have an exponential radius. Outside diameter of the sleeve is 45mm. Sold individually.

Need a low-profile air filter for this air horn? Our 2 1/4" Custom Velocity Stack Covers (Part No. 3894-57, sold separately) fit perfectly and require less than 1 inch of clearance!

Part No.
Stock Status
In Stock