Description
When you’re building a custom cooling or fuel system, incompatible fitting standards can force costly workarounds or compromises in performance. This AN to NPT adapter eliminates guesswork by providing a direct, leak-free connection between 4 AN hardline and 3/8″ NPT female ports—essential for integrating aftermarket components into factory or modified engine bays. Black anodized aluminum construction resists corrosion while maintaining a clean, professional appearance in any engine compartment.
- 4 AN Male inlet
- 3/8″ NPT Male outlet
- Straight configuration
- Aluminum construction
- Black anodized finish
- CNC-machined precision
- Sold individually
- MPN: HF-90043BLK
- Bolt-on installation






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