ST oil in my area has started showing up in the new SM standard.
The ST here is made by WPP,it is embossed on the bottom of the bottles.
It is a mix of SL and SM in the 10w30 quart bottles.
The ST here is made by WPP,it is embossed on the bottom of the bottles.
It is a mix of SL and SM in the 10w30 quart bottles.