Pro-Strength Heavy Duty Diesel Engine Treatment

Nulon Pro-Strength Heavy Duty Diesel Engine Treatment has been developed to increase performance and protect against engine wear and heat in diesel engines. 4X4, heavy haulage and long distance driving can place extreme stresses and loads on low revving and high torque diesel engines.

Nulon Pro-Strength Heavy Duty Diesel Engine Treatment with Polytetrafluoroethylene (PTFE) significantly reduces friction, heat and wear, prolonging engine life and maximising performance. Designed to suit all turbo and non-turbo diesel engines.


  • Reduces fuel & oil consumption
  • Helps prolong engine life
  • Reduces friction & wear
  • Reduces maintenance costs
  • Reduces oil temperature
  • Suitable for vehicles fitted with Diesel Particulate Filters (DPF)
  • Compatible with all engine oils
  • Includes anti-wear PTFE formula
  • Will not affect oil viscosity 
Download MSDS Download Product Bulletin
Directions for Use

DIRECTIONS FOR USE: Use 500 ml for every 16 litres of oil. Shake bottle and add contents to engine oil. Idle engine for at least 1 minute. Use with every oil change.


FIRST AID INSTRUCTIONS: For advice, contact a Poisons Information Centre (Phone e.g. Australia 131 126 New Zealand 0800 764 766) or a doctor (at once).

CAUTION: Do not reuse container for any other purpose.