Mackay Radiator Upper Hose for Isuzu D-Max 3.0L Diesel (2020-Onwards)

Ensure your Isuzu D-Max’s cooling system operates at peak performance with the Mackay CH6381 Radiator Upper Hose. Proudly engineered in Australia, this premium replacement hose is designed to meet or exceed original equipment (OE) standards, delivering reliable and durable cooling under extreme engine heat and heavy load conditions.

Constructed from high-grade synthetic EPDM rubber, the Mackay upper radiator hose offers outstanding resistance to ozone cracking, electrochemical degradation, and sustained high temperatures. Its embedded Aramid/Rayon lockstitch reinforcement provides superior burst protection, ensuring your engine’s coolant circulates efficiently to maintain stable operating temperatures.

Key Features:

• Precision Fit: Direct replacement for Isuzu D-Max 3.0L (4JJ3-TCX engine, 140kW, automatic) models from July 2020 onwards, tailored for upper radiator hose position.
• Durable Materials: Made with premium EPDM rubber resistant to heat, ozone, and electrochemical wear.
• Reinforced Strength: Embedded Aramid/Rayon lockstitch offers enhanced burst protection and longevity.
• Strict Quality Standards: Exceeds SAE J20R4 Type EC Class D-1 and D-2 for exceptional durability and reliability.
• Exact Specifications: Hose length 255 mm, inside diameter 36 mm ensures perfect coolant flow.

Fitment Information:

Compatible with:

• Isuzu D-MAX TFR 3.0L 4JJ3-TCX LS-U and SX TFR40 Automatic 140kW [07/2020 Onwards] (Upper position)
• Isuzu D-MAX TFR 3.0L 4JJ3-TCX SX Spacecab TFR40 Automatic 140kW [07/2020 Onwards] (Upper position)
• Isuzu D-MAX TFS 3.0L 4JJ3-TCX LS-U and SX Spacecab TFS40 140kW [07/2020 Onwards] (Upper position)
• Isuzu D-MAX TFS 3.0L 4JJ3-TCX SX TFS40 140kW [07/2020 Onwards] (Upper position)

Note: Does not fit Isuzu D-Max models equipped with the 4JJ1-TCX engine variant.

Why Choose Mackay?

With over 85 years of Australian automotive manufacturing excellence, Mackay is synonymous with uncompromised quality and innovation. From pioneering rubber-to-metal bonding to being a trusted OE and aftermarket supplier, Mackay products are manufactured in Melbourne and trusted worldwide for durability and performance.

Upgrade your cooling system with the Mackay Radiator Upper Hose—engineered for reliability, made to last, and designed specifically for your Isuzu D-Max. Order now to protect your engine and drive with confidence!