E46Fanatics - View Single Post - Royal Purple to Mobil1
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Old 08-28-2015, 02:50 PM   #3
Registered User
Join Date: Nov 2012
Location: Northern California
Posts: 1,209
My Ride: lots of 3
youre fine at M1.. search the thread here, guys is using the walmart castrol 5w-30 and his car is at 300K+ miles.
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