Motor Oil Basics & Label Reading
Pennzoil Platinum Euro L 5W-40: Which Bottle Meets MS-12991
There is no bottle called Pennzoil Platinum Euro L 5W-40. The MS-12991 oil for a Ram EcoDiesel is the Euro 5W-40, and the L 5W-30 is a different animal. Here is how to tell them apart at the shelf.