INSTALLATION INSTRUCTIONS

The COOLMASTER 49479K is a rugged, application-specific Single Core Transmission Cooler Kit designed to provide essential thermal protection for the Isuzu D-MAX RT and MU-X UCR85/UCS85 models. Suitable for vehicles equipped with the trusted 4JJ1-TCX 3.0L Turbo Diesel engine and either the 5-speed A750 or 6-speed AC60 automatic transmission, this cooler ensures reliable performance in Australia’s harshest conditions.

Fitted with a rubber hose kit, this cooler offers straightforward installation and dependable cooling for drivers who tow, tour, or demand more from their drivetrain.

Key Features:

• Efficient Single Core Cooler – Compact design, excellent heat reduction for everyday and heavy-duty driving
• Supports Both A750 and AC60 Transmissions – Compatible with 5- and 6-speed automatics
• Suited for the 4JJ1-TCX Diesel Engine – Designed for Isuzu’s long-standing 3.0L powerplant
• Rubber Hose Kit Included – Heat-resistant and flexible for easy, secure installation
• Reduces Heat Stress – Helps prevent overheating and fluid breakdown
• Ideal for Towing, Touring & Work Vehicles – Keeps transmissions cool under load

Whether you’re towing, working, or exploring the outback, the COOLMASTER 49479K delivers dependable transmission cooling to keep your D-MAX or MU-X operating at peak performance.