Blackstone on a dealership oil change?
I'd like to get a Blackstone analysis. I get my oil changed at local BMW dealer, and I'm interested in knowing if anyone on here has had their dealer pull the sample for you during a change.
Thanks.
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1972 Bavaria> 1973 3.0Si> 2013 328i> 2009 E92 M3> 2013 F10 M5: Singapore Gray over Sakhir Orange, Executive, Driving Assistance, B&O
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