4AN Male to 4AN Female 90 Degree Swivel Brake Line Fitting, Black Automotive Accessories Hard Aluminum Hex Anodized Connector for Vehicle Fuel Oil Line Modification

SpecificationsProduct Name: 90 Degree 4AN Female to 4AN Male Swivel Flare Union Fitting AdapterProduct Model: AN4Product Material: Aluminum AlloyProduct Angle: 90 degreesProduct Color: BlackApplications: For fuel systems, cooling systems, LS swapsProduct Description: Features a quick-connect design for easy installation and simple use.Accessory Type: Direct ReplacementFeatures:1) High quality and smooth operation.2) Compatible with original equipment manufacturer (OEM) vehicles.3) Stable performance and high reliability.Product DescriptionUpgrade your automotive fuel or oil system with this premium 90-degree 4AN fitting, engineered for top-tier reliability and performance. Designed with a precision 4an female to 4an male swivel structure, this connector ensures easy alignment during installation, minimizing hose stress and preventing unwanted twisting. The CNC-machined threads provide exceptional engagement, guaranteeing a tight and dependable seal suitable for both professional automotive technicians and DIY vehicle enthusiasts.The integrated 37-degree flare seat enhances sealing capacity by eliminating internal gaps that can cause leaks, making this 4an 90 degree fitting ideal for high-pressure applications. Whether being used for fuel delivery, oil cooling, or custom plumbing during an LS swap, the fitting offers stable flow, precise angle positioning, and improved system efficiency.Constructed from hardened aluminum, the adapter is coated with a black anodized finish that prevents fading, corrosion, and chemical wear. This ensures the 4an fitting maintains its structural integrity even under harsh temperature ranges from –50°F to 250°F. It is capable of withstanding up to 1500 PSI of pressure, making it suitable for performance vehicles, modified systems, and long-term use in demanding environments.

• Precision-Machined 4AN Fitting：Engineered with high-accuracy CNC machining, this 4an fitting delivers precise thread engagement for a secure and stable connection. The 4an female to 4an male swivel design ensures smooth rotation during installation, making it ideal for tight engine bays and custom fuel or oil line routing where accuracy and reliability matter
• Leak-Free With 37° Flare Seal：Designed with a 37° internal flare, this 4an 90 degree fitting eliminates gaps and maintains excellent sealing even under high pressure. The swivel mechanism allows easy alignment without twisting hoses, while the deep-cut threads help prevent leaks. Perfect for builders needing dependable 4an female to 4an male swivel adapters
• Durable Black-Anodized Construction：Crafted from hardened aluminum and finished with a fade-resistant black anodized coating, this 4an fitting stands up to extreme heat, vibration, and chemical exposure. The corrosion-resistant exterior ensures long-term stability, making this 4an 90 degree fitting reliable for fuel, oil, and coolant system applications
• Ideal for Fuel Lines, Cooling Systems, and LS Swaps：This versatile 4an female to 4an male swivel adapter is perfect for interface size conversion, custom plumbing, performance upgrades, and LS engine swap projects. It enables clean routing and precise flow adjustment while offering dependable compatibility with 4an 90 degree fitting setups in automotive modification environments
• Built for Extreme Temperature and Pressure Conditions：Tested up to 1500 PSI and operational from –50°F to 250°F, this 4an 90 degree fitting ensures reliable performance in demanding automotive environments. Whether used in daily drivers or high-performance builds, the 4an female to 4an male swivel design maintains strength, sealing integrity, and installation flexibility under all conditions