Castrol Magnatec 5W-40 C3 is suitable for use in automotive petrol and diesel engines where the manufacturer recommends an ACEA A3/B4, A3/B3, C3, API SN/CF

Castrol Magnatec’s intelligent molecules cling to the engine like a magnet providing an extra layer of protection ready to protect from the moment you turn the key. Magnatec’s molecules are always there, always ready, dramatically reducing** engine wear when the most damage happens; as your car warms up.

Castrol Magnatec 5W-40 C3 is suitable for use in automotive petrol and diesel engines where the manufacturer recommends an ACEA A3/B4, A3/B3, C3, API SN/CF or earlier specification 5W-40 lubricant. Castrol recommends Castrol Magnatec 5W-40 C3 as suitable for use in engines requiring GM/Opel dexos2 lubricants and where GM LL-A-025 or GM LL-B-025 specified products were originally required. 

Castrol Magnatec 5W-40 C3 has been specially formulated to deliver outstanding protection for the latest engines fitted with after treatment devices such as diesel particulate filters and 3 way catalysts 

• ACEA A3/B3
• ACEA A3/B4
• ACEA C3
• API SN
• API CF