oil recommendations

  1. Bill Forest
    Thread

    Oil recommendations for high mileage 2009 Prius?

    Hi all, 2009 Prius Touring 175,000 miles Conventional 5W30 oil used in this car until 50K miles, when we switched to synthetic 5W30. All oil...
    Thread by: Bill Forest, Jul 5, 2026 at 5:24 PM, 3 replies, in forum: Gen 2 Prius Care, Maintenance and Troubleshooting
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