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Power Steering Stop Leak and Conditioner

Nulon Power Steering Stop Leak & Conditioner (G65) incorporates state-of-the-art seal rejuvenating chemicals and high performance anti-wear additives, including PTFE. G65 prevents premature wear of components and reduces messy oil leaks from hard and worn seals.

Nulon Power Steering Stop Leak & Conditioner uses the latest seal rejuvenating and high performance anti-wear additives, including PTFE. It reduces and prevents messy oil leaks and premature wear to extend power steering component life. Compatible with most types of power steering fluid.


  • Reduces noise & steering chatter/shudder
  • Reduces leaks fast
  • Helps prevent seal damage & wear
  • Extends power steering component life
  • Rejuvenates worn & hardened seals

Directions for use

Add to power steering reservoir. Use 1 bottle for every 1.5 litres of power steering fluid . It may be necessary to drain fluid out of the power steering reservoir to enable the full contents of this bottle to be added.

NOTE: It may take up to 14 days or 500 km to achieve maximum benefits.

First aid

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

Typical Properties

Tests ASTM Nulon G65
Colour Visual Red
Flash point, COC, ºC D92 134
Foam characteristics D892 Nil foam
Viscosity @ 40°C, cSt D445 47.42
Viscosity @ 100°C, cSt D445 8.540
Viscosity index D2270 159
Density, Kg/L D1298 0.8842
Pour point, ºC D97 -45
Melting point of PTFE, ºC D1457 >325

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My automatic transmission is giving some occasional trouble. Does Nulon have an additive that may help?

Nulon Power Steering Stop Leak and Conditioner contains an advanced chemical formulation that reduces wear, rejuvenates seal, and improves valve operation.

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