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  1. 2017 3.6R spark plug replacement

    Problems & Maintenance
    I'm the original owner of my 2017 Outback 3.6R Limited. Mileage is at almost 56K. Reading suggested maintenance says to replace the spark plugs at 60K miles. Two questions to follow. 1st. What is the least invasive and proven process to replace the spark plugs? The plugs are about 2 inches...
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