Under normal circumstances, most modern engine oil and gasoline brands work fine on their own to keep your engine running smoothly. But there may be cases where even the best of them could use a ...

I have a friend who swears by those gasoline additives that claim to increase your gas mileage. I think they’re all worthless. Am I right? You can understand why people want to believe this type of ...

David Kaiser, spokesperson for Liqui Moly said an additive would offer “very, very good” protection against metal parts and aluminium if drivers top-up with the new petrol. He said additives use ...