Mackay Automotive Heater Hose Inlet for Holden Commodore – Thermostat Housing to Lower Heater Core

Ensure reliable cooling system performance with the Mackay Automotive Heater Hose Inlet, specially engineered for your Holden Commodore VB and VC models equipped with Harrison (Delco) A/C. Designed and manufactured in Australia to exacting standards, this premium heater hose delivers durability and peace of mind for your vehicle’s critical engine cooling components.

Key Features:

• OE-Quality Construction: Made from high-grade EPDM rubber with embedded Aramid/Rayon lockstitch reinforcement, this hose meets or exceeds original equipment standards for a perfect direct replacement.
• Superior Resistance: Engineered to withstand extreme heat, water, ozone, and electrochemical degradation (ECD), ensuring long-lasting performance without cracking or deterioration.
• Exclusive Cooling Application: Designed specifically for water and coolant transfer between the thermostat housing and lower heater core—not suitable for fuel or oil.
• Trusted Australian Craftsmanship: Mackay has been a leader in automotive manufacturing for over 85 years, known for innovation and uncompromising quality in every product.
• Fitment Assurance: Perfect fit for Holden Commodore VB & VC (4.1L and 5.0L) models with Harrison (Delco) A/C systems.

Compatibility:

• Holden Commodore VB 4.1L With Harrison (Delco) A/C
• Holden Commodore VB 5.0L With Harrison (Delco) A/C
• Holden Commodore VC 4.1L With Harrison (Delco) A/C
• Holden Commodore VC 5.0L With Harrison (Delco) A/C

Technical Specifications:

• Material: EPDM Rubber with Aramid/Rayon Reinforcement
• Compliance: SAE J20R4 Type EC Class D-1 and Class D-2
• Application: Water and coolant only (not for fuel or oil)
• Features: Electrochemical Degradation (ECD) resistant, heat and ozone resistant

Why Choose Mackay?

For over eight decades, Mackay has set the benchmark for premium Australian automotive components. From pioneering bonded rubber-to-metal parts to serving iconic Holden vehicles from the FX to the VF, Mackay’s legacy is built on trust, quality, and innovation. When you select Mackay, you’re investing in longevity and exceptional performance backed by local engineering excellence.

Stay confident on the road with Mackay’s genuine Heater Hose Inlet—engineered to keep your Holden Commodore’s cooling system operating flawlessly. Order now for fast shipping and OEM reliability that lasts!