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      10-10-2009, 12:44 PM   #2
MTROIS
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Quote:
Originally Posted by JonM View Post
I samples from all my oil changes to Blackstone labs. Got into the habit when I got my S54 kaboom M coupe engine.

I am not impressed with my first S65 one:



Does anyone else use Blackstone? I would love to compare results.
OP= JonM
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