Earl's Performance Straight Aluminum AN to NPT Adapter Fittings

Earl's Performance Straight Aluminum AN to NPT Adapter Fittings bridge the gap between AN (Army-Navy) flare fittings and National Pipe Thread (NPT) ports, delivering the leak-free, precision connections that professional race teams and performance builders have relied on for decades. Engineered for demanding motorsport and high-performance automotive applications, these straight adapters are a foundational component for clean, efficient fluid plumbing systems.

Earl's Performance has been setting the standard in AN plumbing since 1955, when founder Earl Fouts pioneered the racing aftermarket plumbing industry. Today, Earl's remains the world's leading source for motorsport hose and fitting solutions, trusted by top funny car, sprint car, and Indy car teams across the globe.

Key Features:

• Precision Machining: Manufactured to exacting tolerances for consistent sealing integrity and long-term reliability across all operating conditions
• Anodized Aluminum Construction: Delivers an exceptional strength-to-weight ratio with a corrosion-resistant finish that stands up to heat, fluids, and harsh underhood environments
• Straight Configuration: Enables direct, inline connections for organized and efficient plumbing layouts
• Broad Fluid Compatibility: Suitable for use with fuel, oil, coolant, hydraulic fluid, and other common automotive and motorsport fluid systems
• Sold Individually: Each adapter is sold as a single unit, providing maximum flexibility when building or modifying a fluid system
• Wide Variant Selection: Available across a comprehensive range of AN and NPT size combinations to meet virtually any custom plumbing requirement

Whether you're routing fuel lines, oil passages, coolant circuits, or hydraulic systems, Earl's straight AN to NPT adapters bring decades of race-proven engineering to every build. From weekend hot rods to professional race cars, Earl's Performance delivers the fitment accuracy and dependability that serious builders demand.