Wynn’s Engine Stop Leak has an improved, dual action formula that reduces oil loss caused by both internal consumption and external leaks. This formulation improves the viscosity index and high temperature viscosity, controlling internal oil consumption while it conditions and gently softens rubber seals and gaskets to stop and prevent external oil leaks.

Features & Benefits:

• Prevents messy oil stains
• Rejuvenates dried shrunken rubber seals, gaskets & O-rings
• Stops & prevents leaks
• Compatible with all mineral & synthetic oils
• Recommended for Petrol, Diesel & LPG engines, safe for Catalytic Converters, DPF & other emission controls