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  1. 2011 Insight Blackstone Labs Analysis

    Honda Insight Forum 2nd-Gen Discussion
    So I just sent an oil sample in for analysis after having gone over by 56 miles according to the maintenance minder. I've had my car for a bit over a year now (bought used with 9k miles) and this is my 3rd oil change. Past 2 oil changes have been at 15% and 10% remaining, this time I just...