Euro L 5w30 viscosity is 12.1@100f and 69.0@40f, RGT 5w30 is 11.7@100f and 66.4@40f so it's close. I'll need to look up the specs a bit more but it's Dexos2 (euro gas/diesel) and MB229.31 (gas/diesel) approvals.The L version? because of the specs? or because of the viscosity?