Suitable for the latest stop-start engine technology, Castrol MAGNATEC STOP-START combines DUALOCK molecules with our most efficient fully synthetic base oils, to dramatically reduce both warm-up1 and stop-start2 wear by up to 50% and save up to 3.95% of fuel3 a year during congested driving.

  • Vehicle compatibility: Petrol Cars

  • Full synthetic engine oil providing non-stop protection from every start, even for vehicles with modern stop-start technology

  • Dualock technology delivers 50% better protection from warm-up1 and stop-start2 wear

  • Upto 60l annual fuel saving3 during busy stop-start driving

  • Suitable for use in cars with petrol powered engines where api sn, ilsac gf-5 specifications are recommended