Earl's Performance SS991903ERL -5 Male to -4 Male Union Reducer Stainless Steel

The Earl's Performance SS991903ERL is a precision-engineered union reducer adapter designed to connect -5 AN male fittings to -4 AN male fittings. This adapter is essential for transitioning between different hose sizes in high-performance fuel, oil, and fluid systems.

Key Features:

• Constructed from corrosion-resistant stainless steel for maximum durability
• -5 AN male to -4 AN male configuration for size reduction
• Precision-machined threads ensure leak-free connections
• Ideal for custom plumbing applications in automotive, racing, and marine systems
• Compatible with Earl's Performance and other AN-style hose ends
• Suitable for fuel, oil, coolant, and other fluid lines

This union reducer is perfect for adapting fuel rails, oil coolers, and other system components where different AN sizes need to be joined. The stainless steel construction provides excellent resistance to corrosion and high temperatures, making it suitable for demanding performance applications.

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