Gulf Western TOP DOG Global Plus 10W-40 is a heavy duty high performing semi synthetic diesel engine oil engineered and formulated to meet API CJ-4/SN specifications. The excellent dispersant properties and low SAPS (Sulphated Ash, Phosphorus and Sulphur) formula of Top Dog Global Plus makes it ideal for use in Series 60 Detroit Diesel and engines fitted with EGR (Exhaust Gas Recirculation) and DPF (Diesel Particulate Filters) systems. Gulf Western TOP DOG Global Plus 10W-40 is suitable for use in diesel engines requiring API CJ4/SN or ACEA E9 specification oils. TOP DOG Global Plus is designed to work under the harshest conditions whilst meeting OEM specifications by Cummins, Detroit Diesel and Caterpillar and meets Volvo VDS-4 Extended drain interval requirements. Gulf Western TOP DOG Global Plus is also a true multi fleet universal diesel oil and is safe to use in most stationary engines, earth moving and road transport applications as well as light commercial diesel applications and even Allison C4 transmissions. To find the oil type and viscosity suggested for your vehicle; either add your vehicle to My Garage or check with your manufacturer, vehicle user manual, your local mechanic or head in-store and talk to one of our friendly team.