With traffic congestion a growing challenge, the average driver can now stop and start as many as 18,000 times in a single year. All that idling in traffic or sitting at traffic lights causes microscopic wear in your engine. That’s where Castrol MAGNATEC STOP-START 5W-30 C3 comes in! Specially formulated with intelligent molecules, in the latest industry test, Castrol MAGNATEC STOP-START 5W-30 C3 demonstrates significantly less wear in stop-start operation*.

*As tested in the industry OM646LA test


A full synthetic engine oil, Castrol MAGNATEC STOP-START 5W-30 C3 can be used in both automotive petrol and diesel engines. Castrol MAGNATEC STOP-START 5W-30 C3 is suitable where the manufacturer recommends an ACEA C3, API SN/CF or earlier specification 5W-30 lubricant including HOLDEN, TOYOTA, MAZDA, HYUNDAI, KIA & NISSAN vehicles*.

*When choosing oil, always refer to your owner's handbook.

Features & Benefits

Castrol - MAGNATEC STOP-START 5W-30 C3’s intelligent molecules:

  • Are proven to reduce wear in stop-start operation
  • During stop-start driving, form a self-healing layer to protect the engine
  • Cling to engine parts when the oil drains down


Industry Specifications:

  • ACEA C3

Manufacturer Approvals:

  • BMW Longlife-04
  • dexos2
  • MB-Approval 229.31/ 229.51
  • Renault RN0700 / RN0710
  • VW 502 00/ 505 00