REDHORSE PERFORMANCE 919-03-04-1 Redhorse Performance 919-03-04-1 3AN Male to 4AN Male Straight Reducer Adapter, Blue Anodized Aluminum

The Redhorse Performance 919-03-04-1 is a straight reducer adapter designed to connect a 3AN male fitting to a 4AN male fitting. This 919 Series adapter provides a practical solution for transitioning between compatible AN fittings in automotive, motorsports, performance, and custom fluid-system applications. Its compact straight-through design supports clean routing and helps simplify fitting connections where different AN sizes must be joined.
Constructed from lightweight aluminum, the adapter is blue anodized for a durable and professional finish. The anodized surface helps protect the fitting during installation and regular service while giving it a distinctive appearance that complements performance plumbing components. Male AN connections on both ends allow the adapter to be used with compatible female AN fittings, hoses, adapters, or other plumbing components within the same system.
The Redhorse Performance 919-03-04-1 is sold individually and is suitable for builders, technicians, and enthusiasts assembling or updating fuel, oil, coolant, brake, or other compatible fluid lines. Always confirm thread compatibility, fitting standards, fluid requirements, and system pressure ratings before installation. Properly seat and tighten all connections according to the fitting and system manufacturer’s recommendations to help ensure a secure, reliable installation.

Features:

• Series: Redhorse Performance 919 Series straight adapter

• Connection: 3AN male to 4AN male

• Material: Lightweight aluminum construction

• Finish: Blue anodized surface

• Application: Connects compatible AN fittings in automotive, motorsports, and custom fluid systems

• Quantity: Sold individually