Thread: Castrol TWS
View Single Post
      02-02-2013, 04:27 PM   #36
sensi09
Lieutenant Colonel
18
Rep
1,767
Posts

 
Drives: .
Join Date: Dec 2010
Location: socal

iTrader: (1)

Quote:
Originally Posted by Sean05 View Post
at first i thought the same thing..

but not according to this...

Motorsports and Professional have different SAE standards... not sure if professional are now the new oil or improved oil..
Came across this thread.
http://m3forum.net/m3forum/showthread.php?t=433692

Other than different API ratings, SJ vs SM. Also a lower viscosity at 100C for the "newer" oil.