Guardol FE dramatically outshines Mobil Delvac ™ Super FE 10W-30 in the DD13 Scuffing Test. Phillips 66 has extended its Limited Product Warranty to cover the use of FA-4 in these engines for on-highway use. Source: https://www.pacificpetroleum.com.au/lower-visco-city-challenge/

I am happy to share a campaign I found yesterday. Phillips 66 has extended its Limited Product Warranty to cover the use of FA-4 in these engines for on-highway use. This campaign has good ideas and information on how to save fuel and maintain the great performance of the vehi...