What is the correct oil for my S4?

jbee3

Registered User
Hi there I've been on the oil finder CASTROL's site and get two results for my 2009 S4 Avant. One says 5W-40 the other 5W-30?!

Does anyone know why there are shown two different oils for the same car? What oil should i put in my S4?

Best

Justin
 
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