Dexos Archives - UnderhoodService
Domestic Oil Specifications

Engine oil can be one of the most confusing and controversial products to select for a domestic vehicle. Engines with turbochargers, direct fuel injection and advanced internal components are forcing OEMs to rewrite oil specification. These specifications are typically listed on the back of the bottle, on a product data sheet or the oil manufacturer’s website. In the case of some 5W30 oils, the bottle might not be able to hold all of the OEM specification the oil meets.

Idemitsu 0W-20 First Engine Oil To Receive Dexos-1 GM Approval

Idemitsu Lubricants America (ILA) has reported that its SAE 0W-20 is the industry’s first engine oil to achieve the next-generation dexos-1 (known as dexos-1: 2015) approval through General Motors (GM).