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The Vibrant -3AN female to -4AN male expander adapter allows you to increase line size where required, transitioning -3AN to -4AN without bulky fittings. Constructed from 6061 aluminum and finished in black anodize, it maintains smooth flow and offers easy assembly with an anti-leak seal. Designed for use with common oil and fuel components, the expander is lightweight and covered by a one-year limited warranty.
Vibrant -3AN Female to -4AN Male Expander Adapter Fitting
