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Q: oil

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if my car is recomended 5w30 synthetic oil can i use 5w20 pennzoil??
My car has an automatic transmission.

Hello, you need to stay with the right grade of oil (5w-30) changing this can create oil usage and poor engine performance. You can use 5w-30 Pennzoil. Synthetic base oils give you added mileage between oil changes.

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