Motorcraft® SAE 10W-30 Super Duty® Diesel Motor Oil and requiring ultra low sulfur diesel fuel; Formulated with synthetic base oils and unique additive  Gulf Western's range of mineral, semi-synthetic and full synthetic engine oils can You can only use products that have a low Sulphated Ash, Phosphorus and  Wear control — helps keep moving metal engine surfaces apart for long life. Shell Rotella® T6 Full Synthetic oil features an advanced multi-functional, low- ash 

Prolube Euromax is a low ash multigrade synthetic diesel engine oil recommended for use in naturally aspirated and turbocharged four stroke diesel engines. 29 Jan 2018 As such, engine oils must be kept as thin – low viscosity – as Let us say you have a fully synthetic oil whose SAE rating reads 5W-30. The 5W  SYN-PRO Diesel Oil is synthetic technology heavy-duty engine oil that and therefore the low sulphated ash content assists in maintaining engine cleanliness . 16 Results