Frequently asked questions
To help you understand oil better, here are the answers to the questions we’re most frequently asked.
Why is there a range of engine oils and how do I know which one to choose?
Why is Shell Helix any better than other leading brands?
Why should I buy Shell Helix when I can buy additives off the shelf and mix them with existing oil?
Will I really notice the difference if I don’t make frequent oil changes?
Why not just keep topping up the engine oil?
Do most people drive under severe driving conditions?
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