Castrol Engine Shampoo helps to maintain engine power and efficiency by adding it to the engine just before changing the oil, then idling the engine for ten minutes.
- This innovation – Castrol PCA - is so powerful it can even dissolve away sludge that has already formed in your engine.
- Helps maintain engine power and efficiency by removing dirt from surface of moving engine parts.
- Parts-friendly formulation designed especially not to attack engine seals and other parts, in spite of powerful cleaning.
- It’s very simple to use: add Castrol Engine Shampoo to the engine just before changing the oil, then idle the engine for ten minutes.
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