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I'm not sure if the Universal Avg. column is for all oils or just 0w-40 PUP. If it's all oils, its reduction in SN+ oils is due to it making LSPI worse in turbo GDI. So most oils have less of the calcium detergent in it. https://pqia.org/2019/05/31/sn-plus-motor-oils-calcium-down-magnesium-up/
I'm not sure if the Universal Avg. column is for all oils or just 0w-40 PUP. If it's all oils, its reduction in SN+ oils is due to it making LSPI worse in turbo GDI. So most oils have less of the calcium detergent in it. https://pqia.org/2019/05/31/sn-plus-motor-oils-calcium-down-magnesium-up/
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