Mercedes Approved Synthetic Oils
Oils approved for use in Mercedes-Benz vehicles

Your Mercedes requires use of synthetic oils rather than natural oils. While many makes can use conventional, natural, petroleum based oils, your Mercedes functions at a higher level and offers up better performance, and in turn needs a more efficient oil.
Can I use any synthetic oil in my Mercedes?
Mercedes actually offers a set list of oils that can be used in their vehicles. This list is appropriate for models made during and after 1998:
Used on Mercedes-Benz Sheet 229.1:

• Mobil 1 Tri-Synthetic Formula 15w-50
• Mobil 1 Tri-Synthetic Formula 0w-40
• Valvoline Synpower Full Synthetic Motor Oil 5w-40
• Castrol Syntec 5w-50
• Castrol Syntec 10W-40
• Quaker State Full Synthetic European Formula 5w-40
• Pennzoil Synthetic European 5w-40
• 76 Pure Synthetic Motor Oil 5w-40

Used on Mercedes-Benz Sheet 229.3:

• Castrol TXT Softec Plus 5w-30
• Shell Helix Ultra 5w-30
• Shell Helix Ultra 5w-40