It can be tough for folks here to offer advice if they don't know what you're driving. Most will figure it out cuz you're specifying 0W-40 (6.4 Hemi) but adding that detail from the get go can be helpful. Additionally, this post should probably be in the "6.4 Hemi V8" sub forum. Admins?has any body used the Pennzoil 0w40 platinum euro full synthetic in the new rams