Hello everyone from Türkiye. My VW has a 1.4 gasoline naturally aspirated engine. Oil brands used in Türkiye: Castrol, Shell, Mobil1, Ligui Moly, Motul. No one knows which is the best. Whoever advertises well is the best brand. The approvals VW requires for my vehicle: 502.00 or 504.00 API SN A3...