Vibrant Performance 12674 Aluminum Weld Ferrule Transition, 4.5-Inch Tubing to 4-Inch Clamp

The Vibrant Performance 12674 Aluminum Weld Ferrule Transition provides a reliable connection between 4.5-inch outside-diameter tubing and a 4-inch clamp-style connection. Designed for fabrication, intake, exhaust, and custom piping applications, this VanJen clamp ferrule helps create a clean, secure transition between different connection sizes while supporting efficient installation and serviceability.
Manufactured from lightweight aluminum with a natural finish, the ferrule offers a practical balance of strength, corrosion resistance, and reduced weight. Its weld-on design allows it to be integrated into custom tubing assemblies, making it well suited for performance vehicles, motorsports projects, and other applications requiring a precise fabricated connection. The included O-ring helps provide a dependable seal when the component is secured with the appropriate VanJen clamp.
The Vibrant Performance 12674 is supplied as one aluminum weld ferrule transition and is designed for use with compatible 4-inch clamp hardware. Verify tubing outside diameter, clamp compatibility, material requirements, and installation clearances before fabrication. With its adaptable design and included sealing component, this ferrule is a practical choice for building serviceable, professional-grade piping systems.

Features:

• Brand: Vibrant Performance

• Part Number: 12674

• Component Type: Aluminum weld ferrule transition

• Connection: 4.5-inch outside-diameter tubing to 4-inch clamp

• Material: Aluminum

• Finish: Natural

• Seal: O-ring included

• Application: Custom intake, exhaust, and performance piping fabrication

• Quantity: Each