Whether you have a custom radiator or a SpeedFactory Race/Tucked radiator, you need a proper way to fill your engine's cooling system from the highest point- and we have the solution.
SpeedFactory Racing B-Series Upper Coolant Fill Necks are compatible with most aftermarket radiator setups, and change the high point of your cooling system for easy filling and system air bleeding. Our necks are manufactured in-house using high quality aluminum materials and feature laser-cut head flanges to ensure a perfect fit every time.
SpeedFactory Racing D-Series Upper Coolant Fill Necks are available in -16AN or 32mm (standard hose end) configurations.
Radiator caps sold separately.
Perfectly complement your H22 cooling system with the SpeedFactory Racing H22 Radiator Filler Neck featuring a -32mm outlet. Designed with precision and compatibility in mind, this filler neck is tailored specifically for H22 applications. The -32mm outlet ensures efficient coolant flow, contributing to enhanced cooling capabilities for your H22 engine. Crafted with durability as a priority, the SpeedFactory Racing H22 Radiator Filler Neck is a reliable addition for enthusiasts seeking to optimize their radiator setup. Upgrade your H22 cooling system with this advanced filler neck, and experience improved temperature control and performance under demanding driving conditions. Elevate your cooling efficiency with the precision engineering of SpeedFactory Racing.
