PQIA test of Kirkland FS 5w-30

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2,231
Location
SE MI
One thing I learned as a Costco customer is that I can generally trust Kirkland Signature branded products. From golf balls to their engine oil, it should be ok. May not be a Titleist Pro V1X or TP5x, or the best engine oil, but it should be very good stuff at an affordable price.
 
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