My experience using 5W-40 instead of 0W-20

Discussion in 'Gen 3 Prius Fuel Economy' started by Anas Almustafa, May 18, 2014.

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  1. Rmay635703

    Rmay635703 Senior Member

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    10w20 Full synthetic oil exists which may be better suited to 120F weather than 0w20

    In hot weather the cold rating doesn’t much matter.
     
    #81 Rmay635703, Jan 14, 2025 at 12:48 AM
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