Mackay Heater Hose Left Hand Side Pipe to Thermostat Housing (CH4630) – Premium OE Replacement for Mazda BT-50

Upgrade your vehicle’s cooling system with the Mackay CH4630 Heater Hose, designed as a direct original equipment (OE) replacement for left-hand side pipes connecting the thermostat housing on select Mazda BT-50 models. Engineered in Australia, this premium coolant hose blends durability, precision fit, and advanced material technology to ensure reliable performance and long-lasting service.

Key Features:

• Premium Quality Construction: Crafted from high-quality EPDM rubber specially formulated to resist heat, water, ozone, and electrochemical degradation (ECD). This prevents premature cracking, splits, and fatigue even under extreme under-bonnet temperatures.
• Enhanced Durability: Reinforced with embedded Aramid/Rayon lockstitch, delivering superior strength and pressure resistance to withstand harsh operating conditions.
• Exact OE Fit: Designed to meet and exceed SAE J20R3 Type EC standards, ensuring a perfect fit and seamless integration into your vehicle’s cooling system.
• Purpose-Built: Engineered exclusively for water and automotive coolant applications—NOT suitable for fuel or oil transfer.
• Australian Engineering Excellence: Produced by Mackay, a trusted brand with over 85 years of Australian automotive heritage, known for innovation and uncompromising quality.

Fitment Compatibility:

This heater hose fits the following models:

• Mazda BT-50 UN 2.5L No 3 (LHS) Pipe to Thermostat Housing
• Mazda BT-50 UN 3.0L B3000, Boss B3000 Uny0e Ute/Dual Cab No 3 (LHS) Pipe to Thermostat Housing
• Mazda BT-50 UN 3.0L B3000, Boss B3000 Uny0e Ute/Single Cab No 3 (LHS) Pipe to Thermostat Housing

Important: This product is NOT compatible with Mazda BT-50 UN 3.0L B3000, Boss B3000 Freestyle Cab Uny0e Ute/Extra Cab models.

Specifications:

• Product Type: Heater Hose / Coolant Hose
• Material: EPDM Rubber with Aramid/Rayon Lockstitch Reinforcement
• Location: Left Hand Side (LHS) – No. 3 Pipe to Thermostat Housing
• Industry Standard: SAE J20R3 Type EC Class D-1 and Class D-2
• Resistances: Heat, Ozone, Electrochemical Degradation (ECD)

Why Choose Mackay?

With over 85 years of Australian automotive manufacturing excellence, Mackay is synonymous with quality and reliability. From pioneering rubber-to-metal bonding to supplying parts for Australia’s first and last Holden vehicles, Mackay continues to lead with products that deliver performance and peace of mind worldwide.

Ensure your vehicle’s cooling system stays in top condition—order the Mackay CH4630 Heater Hose today for a trusted, long-lasting OE replacement!