PETRONAS Urania 500 monograde series is formulated for older commercial vehicle diesel engines to help control against wear and control corrosion. This monograde series is suitable for older heavy duty diesel applications including turbocharged and naturally aspirated engines in both on and off highway applications.

PETRONAS Mach 5 SF is a premium quality monograde engine oil specially formulated to provide high level of engine protection and performance in engines operating under severe driving conditions such as stop-go taxi service in town traffic.