Mackay Upper Radiator Hose (CH4766) – Premium Replacement for Nissan Navara D40 & Pathfinder R51 2.5L Turbo Diesel

Ensure your Nissan Navara D40 or Pathfinder R51 2.5L Turbo Diesel runs cool and reliably with the Mackay CH4766 Upper Radiator Hose – a precision-engineered, high-quality aftermarket OEM replacement designed for maximum performance and durability.

Crafted in Australia from premium EPDM rubber with embedded Aramid/Rayon lockstitch reinforcement, this hose excels under extreme engine conditions. It withstands harsh heat, water, and ozone exposure, resisting temperatures from -40°C to 125°C, ensuring long-lasting durability and protection against coolant leaks or hose failures. The advanced electrochemical degradation (ECD) resistance technology prevents electrical fatigue caused by interactions between metal components and automotive coolant, extending the hose’s lifespan beyond typical standards.

Built to exceed original equipment manufacturer expectations, the Mackay CH4766 meets or surpasses SAE J20R4 Type EC Class D-1 and Class D-2 radiator hose specifications. With an inside diameter of 33 mm on both ends and a length of 350 mm, it fits perfectly in the upper radiator hose position for your engine bay.

Backed by Mackay’s 85-year legacy of uncompromising quality and Australian automotive innovation, this radiator hose guarantees reliable cooling system performance for your vehicle and confidence on every drive.

Key Features:

• Genuine Mackay brand quality – engineered and tested in Australia
• Material: Heat, ozone, and water-resistant EPDM rubber with Aramid/Rayon lockstitch reinforcement
• Temperature resistance: -40°C to 125°C for all-weather durability
• Meets/exceeds SAE J20R4 Type EC Class D-1 & D-2 standards
• Superior electrochemical degradation (ECD) resistance for enhanced lifespan
• Precise fit: Inside diameter 33 mm (both ends), hose length 350 mm
• Perfect upper radiator hose replacement for Nissan Navara D40 & Pathfinder R51 2.5L Turbo Diesel
• Cross-reference: Dayco DMH4766

Upgrade your cooling system’s reliability with the Mackay CH4766 radiator upper hose – trusted quality, Australian engineered, built to last.

Buy now and experience the difference of Mackay’s excellence in automotive performance parts!