Lubricants frequently asked questions

To help you understand oil better, here are the answers to the questions we’re most frequently asked.

Lubricants frequently asked questions

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Shell Helix car engine oils

Designed to meet your needs – whatever your driving challenges. Discover the full product range.

Shell Helix Ultra with PurePlus technology

Our revolutionary synthetic motor oil is made from natural gas, not crude like other synthetics and designed to give you the ultimate performance you need to Drive On.

Lubricants frequently asked questions

Lubricants frequently asked questions

Why is an engine oil’s ability to cleanse important? #_53 path, #_53 polygon { fill: currentColor; } #_53 { }

Why is the choice of engine oil so important? #_54 path, #_54 polygon { fill: currentColor; } #_54 { }

How does oil protect my engine? #_55 path, #_55 polygon { fill: currentColor; } #_55 { }

What is engine oil made from? #_56 path, #_56 polygon { fill: currentColor; } #_56 { }

Is it important to change oil and how often should I do this? #_57 path, #_57 polygon { fill: currentColor; } #_57 { }

Why is Shell Helix any better than other leading brands? #_58 path, #_58 polygon { fill: currentColor; } #_58 { }

Why should I buy Shell Helix when I can buy additives off the shelf and mix them with existing oil? #_59 path, #_59 polygon { fill: currentColor; } #_59 { }

Will I really notice the difference if I don’t make frequent oil changes? #_60 path, #_60 polygon { fill: currentColor; } #_60 { }

Why not just keep topping up the engine oil? #_61 path, #_61 polygon { fill: currentColor; } #_61 { }

More in oils and lubricants

Shell Helix car engine oils

Shell Helix Ultra with PurePlus technology