Koul Tool Kit 6AN

The Koul Tool Kit 6AN is a specialized hose assembly tool designed for automotive technicians, engine builders, and high-performance enthusiasts who work with AN (Army-Navy) -6 hydraulic and fuel line fittings. This compact tool simplifies the installation and removal of 6AN hose ends and fittings, making it an indispensable addition to any shop or mobile service kit. Whether you're assembling custom fuel systems, brake lines, or transmission cooler circuits, the Koul Tool Kit 6AN delivers the precision grip needed to prevent damage to critical fasteners.

The Koul Tool Kit 6AN is engineered specifically to work with 6AN hose assemblies and AN fittings, providing the mechanical advantage necessary to seat and unseat connections without stripping or cross-threading. Manufactured by ALLSTAR PERFORMANCE, a trusted name in performance plumbing solutions, this tool features a compact design that weighs only 0.22 pounds and measures 4.85 x 2.15 x 6.9 inches—small enough to store in a toolbox or technical service bag yet robust enough for repeated professional use. The design accommodates the unique geometry of AN fittings, ensuring proper leverage and torque application.

This tool is ideal for anyone assembling or servicing 6AN hose systems in racing engines, street rods, custom fuel systems, or professional automotive repair environments. Installation is straightforward—simply position the Koul Tool Kit 6AN on the fitting or hose end and apply steady rotational force. Technicians who regularly work with braided stainless steel lines, fuel systems, or custom plumbing appreciate having a dedicated tool that prevents costly mistakes and ensures leak-free connections. The compact form factor makes it perfect for tight engine bay work where space is limited.