Mackay Filler Neck to Radiator Hose – Premium Radiator Top Hose Replacement

Upgrade your vehicle’s cooling system with the Mackay CH6445 Filler Neck to Radiator Hose, engineered for reliability and superior performance. Proudly designed and manufactured in Australia, this hose is built to exceed original equipment (OE) standards, ensuring your Honda HR-V RU 1.8L (2015–2021) stays cool and protected under the most demanding conditions.

Key Features:

• Premium EPDM Rubber Construction: Crafted from high-quality EPDM rubber, specifically formulated to resist heat, ozone, water, and electrochemical degradation, ensuring long-lasting durability.
• Exceptional Reinforcement: Embedded Aramid/Rayon lockstitch reinforcement provides maximum burst protection and enhances hose strength for dependable, worry-free operation.
• Precision Fitment: Designed exclusively for Honda HR-V RU 1.8L models from January 2015 to September 2021 (engine codes R18ZF, R18Z9). Not compatible with HR-V GH 1.6L or RV 1.5L variants.
• Ideal Application: Perfect for circulating coolant or water in your vehicle’s cooling system; not suitable for fuel, oil transfer, or transmission/brake fluid use.
• Exact Dimensions: 165mm in length with a 23mm inside diameter to match your vehicle’s original specifications.
• Exceeds Industry Standards: Meets and surpasses SAE J20R4 Type EC Class D-1 and Class D-2 standards for exceptional quality and safety.

Why Choose Mackay?

With 85 years of Australian automotive manufacturing heritage, Mackay sets the benchmark for uncompromised quality. From pioneering rubber-to-metal bonding to supplying parts for iconic vehicles like the FX Holden to the VF Holden, Mackay’s commitment to excellence continues to drive innovation. Our parts are trusted globally by aftermarket specialists and original equipment manufacturers alike.

Perfect For:

• Honda HR-V RU 1.8L [01/2015 – 09/2021]
• Maintaining optimum cooling system efficiency
• Reliable replacement with superior durability and fit

Restore your cooling system’s performance with the Mackay Filler Neck to Radiator Hose — engineered for excellence, built to last. Order now to ensure your vehicle stays cool and runs smoothly!