Engine oil supplement with Zinc Treatment
- Real ZDDP Zinc, not a substitute.
- Increases engine life.
- Makes newer oils work in older engines.
- Protecting engines since 1921.
Rislone Hy-per Lube ZDDP Supplement is an oil performance booster designed to protect older engines relying on zinc additives that are no longer found in sufficient quantities in modern oils. Works with both conventional and synthetic motor oils. Not for use in modern engines later than 2005. Can be used in both petrol and diesel engines. One bottle treats up to 5L of engine oil.