View Single Post
Old 10-11-2012, 11:03 AM   #13
Scooby Specialist
Member#: 198067
Join Date: Dec 2008
Chapter/Region: Tri-State
Location: RAMSEY, NJ
2009 IMPREZA 2.5i 4d
WHITE Premium


M1 has high mileage 5W-30, 10W-30 and 10W-40.

Originally Posted by bluesubie View Post
If you aren't having leaks then you may not need to switch. The Mobil1 HM oils have additional seal conditioners, have a thicker viscosity within the same grade, have a higher High Temp High Shear, and have more anti-wear additives when compared to the regular oils. There is an M1 5W-30 High Mileage oil. Some people run them just because they're more robust.

* Registered users of the site do not see these ads.
CRAZYHAWK is offline   Reply With Quote