Premium mineral based formulations meets the technical requirements of many American and Asian manufacturers in particular. Reference engine oil for after-sales: these formulations exceed the API’s and ILSAC’s new sequences. These formulas are fully retro-applicable with previous sequences. They can be used with the vast majority of engines outside of Europe, from the newest to the oldest generations. They are suited to normal driving conditions. It provide protection against clogging at all levels. The petrol engine and post-treatment system components that use them (such as three-way catalytic converters) are given long-term protection.