Cooling Systems

Nulon has a comprehensive range of glycol anti-freeze and anti-boil coolants that suit a very broad range of vehicles. Nulon offers a green hybrid (HAT) coolant that is guaranteed for all vehicles and a red (OAT) organic coolant for late model vehicles that require full organic technology. 

ONE 100% Concentrate Coolant (ONE)

FIRST CHOICE, RIGHT CHOICE, EVERYTIME. Nulon ONE 100% Concentrate Coolant is the pinnacle of modern coolant technology pioneered by Australia’s most trusted and established coolant brand. This OEM replacement coolant is suitable for every make and every model found on Australian and New Zealand roads making this coolant the right choice every time while providing your vehicle a guaranteed 10 years or 1 million kilometres of superior anti-freeze/anti-boil and total anti-corrosion protection. 

Available in : 5 litres  

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One Top-Up Coolant (ONEPM)

Nulon ONE Top-Up Coolant is guaranteed safe to use as a top-up for any car, 4WD, LPG or light and heavy-duty diesel vehicle on Australian and New Zealand roads. This advanced Global Type A pre-mixed coolant is a 50% mix and is safe to use as a top-up with all Green, Red, Orange and Blue OEM coolants and corrosion inhibitors. 

Available in : 1 Litre  

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Heavy Duty Diesel Coolant 100% Concentrate (HDDC)

FIRST CHOICE, RIGHT CHOICE, EVERYTIME. Nulon Heavy Duty Diesel 100% Concentrate Coolant is specifically formulated to meet the modern technology requirements of all diesel passenger cars, SUV, 4x4, Light Commercial and Heavy Duty diesel vehicles. Guaranteed to protect for 8 Years or 1.2 million kilometres or 12,000 hours. 

Available in : 5 litres  

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Heavy Duty Diesel Coolant Top-Up (HDDCTU)

Nulon Heavy Duty Diesel Coolant Top-Up is specifically formulated to meet the modern technology requirements of all diesel passenger cars, SUV, 4x4, Light Commercial and Heavy Duty diesel vehicles. Guaranteed to protect for 8 Years or 1.2 million kilometres or 12,000 hours.

Available in : 1 Litre  

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Green Premium Long Life Coolant 100% Concentrate (LL)

Nulon Green Premium Long Life Coolant 100% Concentrate (LL) is the ultimate cooling system protection you can provide for your vehicle. It contains the latest Hybrid Additive technology (HAT) anti-corrosion chemicals which provide maximum protection for up to 7 years or 500,000km (whichever comes first). Guaranteed safe to use in all vehicle cooling systems.

Available in : 5 litres   1 Litre   2.5 Litres   20 litres  

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Green Premium Long Life Pre-Mix Coolant (LLTU)

Nulon Premium Long Life Pre-Mix Coolant – Green (LLTU) is a pre-diluted, ready to use 33% mix of Long Life Coolant (LL) and 66% demineralised water. It can be used as a top-up to any cooling system containing Nulon Long Life Coolant, or as a complete fill product where water quality is poor.

Available in : 5 litres   1 Litre   10 litres  

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Red Premium Long Life Coolant 100% Concentrate (RLL)

Nulon Red Premium Long Life Coolant 100% Concentrate (RLL) provides the ultimate anti-freeze/anti-boil  and corrosion protection for all late model vehicles, including petrol, diesel and heavy-duty diesel applications. RLL incorporates the most up-to-date organic additive technology (OAT) carboxylate corrosion inhibitors. RLL is the preferred coolant to use in cooling systems fitted with aluminium radiators.  

Available in : 5 litres   2.5 Litres   20 litres  

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Red Premium Long Life Pre-Mix Coolant (RLLTU)

Nulon Premium Long Life Pre-Mix Coolant – Red (RLLTU) is a pre-diluted, ready to use 50/50 mix of Red Long Life Coolant (RLL) and demineralised water. RLLTU is formulated to be used as a top-up for any cooling system using Nulon RLL or as a complete fill product where water quality is poor.

Available in : 5 litres   1 Litre  

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Blue Premium Long Life Pre-Mix Coolant (BLLTU)

Nulon Blue Premium Long Life Pre-Mix Coolant (BLLTU) is Silicate, Borate and Phosphate free. Japanese vehicles require Silicate and Borate free coolant, while European vehicles require Phosphates free coolant. 

Available in : 5 litres   1 Litre  

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Multi-Vehicle Coolant Concentrate (GCON)

Nulon Multi-Vehicle Coolant Concentrate provides anti-boil, anti-freeze and corrosion protection for a wide range of vehicle cooling systems requiring a Green Type A Coolant. Designed to suit Australian condition, the high boil point will provide maximum protection for cooling systems for up to 350,000km.

Available in : 5 litres  

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Nulon Multi-Vehicle Coolant Pre-Mix (GPM)

Nulon Multi-Vehicle Coolant Pre-Mix is a Type A coolant that has been formulated in Australia for Australian conditions. Contains advanced inhibitor technology for maximum corrosion protection of all cooling system metals for up to 350,000km.

Available in : 5 litres  

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Green General Purpose Coolant Pre-Mixed (GPPG)

Nulon Green General Purpose Coolant Pre-Mixed is a ready to use, multi-purpose anti-freeze/anti-boil and corrosion inhibitor that is suitable for a wide variety of vehicles on Australian and New Zealand roads. This product is safe to use in a variety of vehicles as a top-up to existing anti-freeze and anti-boil red coolant or as a full service coolant for a full 4 years or 200,000km service life.  

Available in : 4 Litres   1 Litre  

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Red General Purpose Coolant Pre-Mixed (GPPR)

Nulon General Purpose Coolant Pre-Mixed is a ready to use, multi-purpose anti-freeze/anti-boil and corrosion inhibitor that is suitable for a wide variety of vehicles on Australian and New Zealand roads. This product is safe to use in a variety of vehicles as a top-up to existing anti-freeze and anti-boil red coolant or as a full service coolant for a full 4 yearsor 200,000km service life.  

Available in : 4 Litres   1 Litre  

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Pre-Mixed Coolant (PMC)

Nulon Pre-Mixed Coolant is formulated as a budget coolant that is suitable for most vehicles prior to 1988. This ready to use coolant provides mild anti-freeze/anti-boil protection while offering full corrosion protection for the entire radiator and cooling system. Guaranteed to protect for 3 years or 100,000km.

Available in : 4 Litres   1 Litre  

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Permanent Head Gasket Repair (PHGR)

Nulon Permanent Head Gasket Repair with DuPont™ Kevlar® fibre & liquid resin provides the ultimate strong long lasting fix. Formulated to permanently seal head gaskets and engine block leaks without costly mechanical repair. This unique formula with microfibre technology seeks out and plugs small leaks and cracks that cause coolant loss, loss of pressure and overheating. 

Available in : 750 ml  

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Radiator & Engine Block Stop Leak (REBSL)

Nulon Radiator & Engine Block Stop Leak  with DuPont™ Kevlar® fibre & liquid resin provides the ultimate strong long lasting fix. Formulated to permanently seal radiator leaks, inlet manifolds and engine block leaks, cracks, leaking welch plugs and leaking gaskets without costly mechanical repair. This unique microfibre technology seeks out and plugs small leaks and cracks that cause coolant loss, loss of pressure and overheating. 

Available in : 500 ml  

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Green Radiator Corrosion Protector (RCPG)

Nulon Radiator Corrosion Protector - protects your cooling system from rust and corrosion for 3 years or 100,000kms no matter the age or metal type. NOTE: For vehicles that require a Type A OEM replacement coolant use Nulon Long Life Coolants, available in both Concentrate and Pre-Mixed variants.

Available in : 1 Litre   500 ml  

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Red Radiator Corrosion Protector (RCPR)

Nulon Radiator Corrosion Protector - protects your cooling system from rust and corrosion for 3 years or 100,000km no matter the age or metal type. NOTE: For vehicles that require a Type A OEM replacement coolant use Nulon Long Life Coolants, available in both Concentrate and Pre-Mixed variants.

Available in : 1 Litre  

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Radiator Flush and Clean (R40)

Nulon Radiator Flush & Clean (R40) is a non-acidic, fast-acting, 20 minute cleaner that requires no-premixing. R40 reduces harmful sludge and scale from radiators and heater cores and cleans the entire cooling system safely.

Available in : 300 ml  

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Radiator Stop Leak (R50)

Nulon Radiator Stop Leak (R50) stops leaks fast in radiators, heater cores and welch plugs. Nulon R50 is compatible with all coolant types.  R50 contains tiny particles of aluminium, brass and cellulose fibre.  These particles block up cracks and leaks and set hard - like a ceramic seal.

Available in : 300 ml  

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