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      04-04-2008, 11:12 AM   #12
GregW / Oregon
Drives: 2008 M3 Coupe, 2012 ML350
Join Date: Nov 2005
Location: Lake Oswego, OR

Posts: 7,242
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Originally Posted by rvacha View Post
I shoulda been clearer - sorry. TWS is $9/liter, I use Mobile 1 20W-50 and half the BMW service interval
Is Mobil 1 approved by BMW? I know on the E46 M3 it was not. Personally, I would not risk warranty to save $35 per oil change. I do in-between changes, as well, but only with TWS.

Greg Lake Oswego, Oregon, USA
2008 M3 Coupe - Alpine/Fox Red/Carbon
2015 M4 coupe on order
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