Shell Helix HX3 20W-50 Engine Oil - Protects against sludge and corrosion For a high quality mineral engine oil option when servicing your car, Shell have what you need. Shell mineral engine oils are the fraction of naturally occurring crude oil with all of the necessary properties to make them great at lubricating engines. Shell Helix HX3 is a 20W-50 engine oil which boasts great protection from harmful sludge deposits inside your engine and keep internals clean so the engine can run smoothly and efficiently. Shell Helix HX3 also protects against varnish deposits which can hamper smooth engine operation and result in premature wear and running issues. Shell Helix HX3 is suitable for use in both gasoline and diesel engines. As the number one global lubricant supplier, Shell knows what goes into quality engine oils, transmission fluid, greases and other lubricants. With a whole range of products catering to a plethora of unique vehicle and machinery requirements including fully synthetic, semi-synthetic and mineral engine oils, Shell have you covered when it comes time to change the fluids in your car. Formulated on the back of real-world product testing in high-performance, high-stress motorsport applications and demanding stop-start traffic and street driving scenarios, Shell have come to offer a range of reliable oils and fluids which will stand up to the task of keeping your car running smoothly and reliably after each service. Shell's range doesn't just stop at engine oil, they also offer a range of gear oils, transmission fluid, motorcycle oil, 2-stroke oil, compressor oil and so much more. Next time you're servicing your car, bike, boat or other machinery, browse the Repco website with the REGO search function or head into your local Repco store and speak with one of our friendly staff about all things fluids and filters to give your car the attention it deserves.