Mackay Radiator Lower Hose for Toyota Tundra 5.7L V8 – High-Performance Cooling System Replacement

Upgrade your Toyota Tundra’s cooling system with the Mackay CH5148 Radiator Lower Hose, engineered to deliver reliable, long-lasting performance. Designed and manufactured in Australia, this premium radiator bottom hose meets or exceeds original equipment (OE) standards, offering a precise direct fit for your 5.7L V8 Tundra model.

Key Features:

• Exact OE Replacement: Tailored specifically for Toyota Tundra USK56L 5.7L Limited, SR5, TRD PRO, TRD, and USK56 variants (Lower hose position), ensuring seamless integration with your vehicle’s cooling system.
• Superior Material Quality: Constructed from high-grade EPDM rubber, resistant to heat, water, and ozone for enhanced durability and longevity.
• Reinforced Strength: Embedded Aramid/Rayon lockstitch reinforcement provides exceptional pressure handling and prevents premature hose failure.
• Advanced Resistance: Formulated to withstand electrochemical degradation (ECD), safeguarding your engine’s cooling efficiency.
• Standards Compliant: Exceeds SAE J20R4 Type EC Class D-1 and Class D-2 radiator hose specifications for trusted performance.
• Strict Usage: Intended exclusively for water and coolant circulation – not suitable for fuel, oil, transmission, or brake fluids.
• Dimensions: 36 mm inside diameter with a length of 605 mm, designed for perfect compatibility.
• Warranty: Enjoy peace of mind with a 2-year / 40,000 km limited warranty backed by Mackay’s legacy of quality.

Important Fitment Notice:

This Mackay lower radiator hose fits Toyota Tundra USK56L 5.7L Limited (USK56 only), SR5, TRD PRO, TRD, and USK56 models. It is NOT compatible with USK57 or any other variants outside this specification—please verify your vehicle model before purchase.

Why Choose Mackay?

For over 85 years, Mackay has been at the forefront of Australian automotive manufacturing, pioneering innovations like rubber-to-metal bonding and supplying parts for iconic vehicles from the FX Holden in 1948 to the VF Holden in 2017. From our Melbourne facilities, Mackay delivers uncompromised quality and engineering excellence that you can trust worldwide.

Keep your Toyota Tundra’s cooling system running smoothly and reliably—install the Mackay Radiator Lower Hose today for a durable, OE-standard solution!