Sine the oil companies won't do it, I wish the retailers would make up a basic flow chart or Venn Diagram for customers.
Old=Thick (40)
New=Thin (30)
Winter=5w
Summer=10w
No wonder 10w-30 is the best selling grade, it's the middle-est.
Old=Thick (40)
New=Thin (30)
Winter=5w
Summer=10w
No wonder 10w-30 is the best selling grade, it's the middle-est.