80% of m3 owners will say stick with TWS Castrol or your car will blow up...
However liqu-moly 10w 60 GT1 oil is also a great substitute and will work...
Disclaimer: not liable and I do not work for liqu-moly
Rock Hard Abs Racing
Agency Power Headers!
firstname.lastname@example.org for outside contacting
ebay/craigslist verified 100% FEEDBACK
m3forum 96% FEEDBACK
m3post/e46fanantics Great FEEDBACK
zpost/bimmerforum Great FEEDBACK