Mishimoto Aluminum Coolant Fill Neck 32mm CNC Machined for Custom Radiators

Mishimoto Aluminum Coolant Fill Neck — 32mm CNC Machined Brand: Mishimoto Precision CNC-machined aluminum fill neck designed for custom radiators. Ideal for fabricators and DIY builders, this 32mm fill neck welds directly to your aluminum radiator and accepts Mishimoto radiator caps for a reliable, leak-resistant seal. Material: High-grade CNC-machined aluminum for strength and corrosion resistance Size: 32mm diameter — compact for tight engine bays Includes: Screw-in overflow nipple for secure overflow hose connection Compatibility: Designed to work with Mishimoto radiator caps Installation: Ready to be welded into custom or replacement aluminum radiators Upgrade your custom cooling system with a factory-quality fill neck that combines durability, fitment accuracy, and professional appearance.