Is The FA-4 Oil Type Promise Coming True for commercial motor vehicle ?
What’s the FA-4 engine oil type? Let’s go through a little history lesson before we talk about how the new FA-4 spec engine oil is faring during use on the market. [wp_ad_camp_2] History of a New Oil Spec For many years, oil companies had been doing extensive testing of what are called FA-4 and CK-4 … Read moreIs The FA-4 Oil Type Promise Coming True for commercial motor vehicle ?