Nulon Red Premium Long Life Coolant 100% Concentrate
Ultimate Protection for Modern Vehicles
Nulon Red Premium Long Life Coolant 100% Concentrate (RLL) delivers superior anti-freeze/anti-boil and corrosion protection for most late model vehicles, including petrol, diesel and heavy duty diesel applications.
Advanced Technology
- Organic Additive Technology (OAT): Incorporates the most up-to-date carboxylate corrosion inhibitors
- Multi-Standard Compliance: Nitrite and amine free (US requirements), phosphate free (European requirements), and silicate free (Japanese requirements)
- Superior Chemistry: Carboxylate inhibitor package is more stable and stays in solution better than traditional coolants
- Extended Shelf Life: 8-year shelf life with no solid formation in cooling systems
Key Features
- Long Service Life: Maximum protection for up to 8 years or 500,000 km (whichever comes first)
- Aluminium Radiator Preferred: Specially designed for cooling systems fitted with aluminium radiators
- 100% OAT Based: Genuine long life coolant technology
- Distinctive Color: Dyed red/orange to distinguish from traditional green coolants
- Concentrated Formula: Use at 50% by volume in soft or demineralised water
- Pump Seal Safe: Will not become abrasive to water pump seals
Protection Benefits
- Maximum corrosion protection for all cooling system metals
- Superior anti-freeze/anti-boil performance
- Maximum protection against cavitation erosion of wet cylinder liners in diesel engines
- Compatible with hoses and rubber fittings
Important Usage Notes
- Not for Copper/Brass Radiators: Use Nulon LL (green) for copper/brass systems
- No Mixing: Should not be mixed with other coolants
- System Flush Required: Always flush thoroughly when changing from other coolants
Vehicle Compatibility
Compatible with a wide range of vehicles including Audi, Ford, Holden, Jaguar, Jeep, Land Rover, Peugeot, Skoda, Subaru, Toyota, Volkswagen, and more where red/orange OAT-based coolant has been specified.

