Vibrant Performance 16445 -6 AN Female to 5/16 in Tube End Adapter Fitting

The Vibrant Performance 16445 tube-end adapter fitting provides a reliable connection between a -6 AN female port and 5/16-inch tubing. Designed for automotive fluid and fuel system applications, this straight fitting helps simplify custom plumbing installations while maintaining a clean, professional appearance. The included brass ferrule supports a secure tube connection, while the aluminum body offers a practical balance of strength and weight for performance-oriented builds.
The fitting features a black anodized finish that improves corrosion resistance and complements modern engine bays, race vehicles, and custom fabrication projects. Its straight configuration allows tubing to connect directly through the fitting without introducing an angle, making it useful when routing lines through accessible and space-conscious layouts. The -6 AN female connection is compatible with matching AN male fittings and adapters, supporting a wide range of aftermarket plumbing systems.
Vibrant Performance is recognized for manufacturing components intended for demanding automotive applications, and part number 16445 is designed for builders who require dependable fitment and consistent connection quality. Use this adapter fitting for fuel, oil, coolant, or other compatible fluid lines according to the requirements of the complete system. Always verify tubing compatibility, thread specifications, sealing requirements, and application suitability before installation. The fitting is sold individually and is not air restricted or limited to truck freight shipping.

Features:

• Connection Type: Straight tube-end adapter with a -6 AN female connection

• Tubing Compatibility: Designed for 5/16-inch tubing

• Ferrule Material: Brass ferrule supports secure tube retention

• Body Material: Lightweight aluminum construction

• Finish: Black anodized surface for corrosion resistance and a clean appearance

• Application: Suitable for custom automotive fuel, oil, coolant, and fluid-line systems

• Brand and Part Number: Vibrant Performance 16445