Engine Oil Stop Leak

Wynn's Engine Oil Stop Leak is an oil soluble supplement designed to stop and prevent engine oil leaks without dismantling.

Super Charge

Wynn's Super Charge® is an oil soluble supplement designed to improve high temperature viscosity characteristics of engine oils and prevent rubber/neoprene seal leakages.

Super Friction Proofing

Wynn's Super Friction Proofing® is a low SAPS oil soluble supplement improving the lubricating and cleaning properties of engine oils, reducing friction, preventing formation of black sludge and varnish.

Automatic Transmission Flush

Wynn's Automatic Transmission Flush is an oil soluble treatment developed to clean automatic gearboxes and restore their optimal operation.

Power Steering Stop Leak

Wynn's Power Steering Stop Leak is an oil soluble supplement to stop and prevent leaks in the power steering system.

Automatic Transmission Treatment

Wynn's Automatic Transmission Treatment is an oil soluble supplement developed to stop and prevent leaks and ease shifting.


Wynn's H.P.L.S. is a manual gearbox treatment which improves gear shifting, lowers gearbox noise and stops oil leaks.

Hydraulic Valve Lifter Concentrate

Wynn's Hydraulic Valve Lifter Concentrate is an oil soluble supplement designed to restore efficient working of hydraulic valve lifters.

Oil System Cleaner

Wynn's Oil System Cleaner is an oil soluble supplement cleaning and protecting the oil circulation system and preventing contamination of fresh oil by residues left behind.



City traffic, traffic jams and short drives lead to higher stress on today’s vehicles engine lubrication. In combination with long oil change intervals, this can lead to a premature degradation of the oil properties and loss of functionality of the engine components in the oil system.

Oil System