Castrol MAGNATEC engine oils are specifically engineered for today’s urban driving environment and designed to protect engines against the wear caused by re-starting in busy traffic. Castrol MAGNATEC clings like a magnet and locks to protect vulnerable metal surfaces and moving parts in your engine during warm-up, delivering superior protection from engine wear. Castrol MAGNATEC 10W-40 is a part synthetic engine oil suitable for use in automotive petrol and diesel (excl. DPF) vehicles where the manufacturer recommends an ACEA A3/B4, API SP or earlier specification 10W-40 lubricant. Castrol MAGNATEC. Non-stop protection from every start. Tested using an industry standard wear test, measured versus relevant industry limit. FEATURES & BENEFITS Clings to engine parts when the oil drains down Forms an extra layer that protects your engine during start up and beyond Bonds to metal surfaces to make engine parts more resistant to wear Provides increased protection in high and low temperature applications Provides continuous protection for all driving conditions, styles and temperatures Part synthetic engine oil suitable for use in automotive petrol and diesel (excl. DPF) vehicles SPECIFICATION/APPROVALS API SP ACEA A3/B4