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Old 06-05-2012, 03:00 AM
GaryM5 GaryM5 is offline
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Location: Tega Cay, South Carolina
Join Date: Jun 2012
Posts: 5
Mein Auto: M5 e-39

Originally Posted by DouglasABaker View Post
In the interest of clarity, build dates after 3/00 can use BMW TWS or BMW 5W30. Using 5W30 from any other manufacturer is a no no. Valvoline is 5W40, Castrol is 0W30, and Mobil1 is 0W40. There are others I'm sure

I have an 01 M5 and have been using Mobil 1 5w30 for 4 years, Why is this a no no?
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