# BMW guys: What oil & weight do you use?

**URL:** <https://forums.speedlife.net/t/bmw-guys-what-oil-weight-do-you-use/53695>\
**Category:** NYSpeed Automotive\
**Created:** [August 22, 2008, 10:48am UTC](https://forums.speedlife.net/t/bmw-guys-what-oil-weight-do-you-use/53695 "2008-08-22T10:48:48Z")\
**Posts on this page:** 1\
**Showing post:** 7

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**Author:** ![E.Roy](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/e.roy/32/5073_2.png) [@E.Roy](https://forums.speedlife.net/u/E.Roy)\
**Post date:** [August 22, 2008, 7:13pm UTC](https://forums.speedlife.net/t/bmw-guys-what-oil-weight-do-you-use/53695/7 "2008-08-22T19:13:38Z")

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Yeah I’ll probably pick up some Castrol 10w-40 or maybe heavier, my owners manual says:  
“BMW synthetic only” then in another spot says “BMW recommends Castrol”  
and the weights it recommends are 5w-30 to 5w-40

Thanks

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