The independent resource for information and insights on the quality and integrity of lubricants in the marketplace.

Tag: APISNPlus

Times are Changing!

GET READY FOR SN PLUS  The Petroleum Quality Institute of America (PQIA) has been analyzing engine oil samples since 2009. Over that time, we have tested many brands, the majority of which have no issues; they meet their viscosity claims and are consistent with the API Service Categories on the labels. Unfortunately, however, we have… Read More ›