Description
If you’re running custom fuel, coolant, or pneumatic lines in your engine bay, you need reliable adapter fittings that won’t leak under pressure. This Allstar Performance adapter fitting bridges the gap between -4 AN hose connections and 1/8″ NPT ports—a common interface point on fuel pressure regulators, gauges, and distribution blocks. Steel construction with zinc oxide plating ensures durability in high-vibration racing environments where corrosion and fitting failure aren’t options.
- Connection: -4 AN male to 1/8″ NPT male
- Style: Tall straight adapter
- Material: Steel construction
- Finish: Zinc oxide plating
- Fitment: Universal (any vehicle)
- Installation: Bolt-on, no fabrication required
- Quantity: Single fitting






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