Snake oil. Mouse milk. Whiffle dust. Take your pick — few products have earned such unflattering sobriquets as aftermarket motor-oil additives. And for the very good reason that these promised ...

Diesel engine oil additives are popular add-on layers of protection, but many of their cornerstone benefits are already engineered into base lubricants. Brian Humphrey, OEM technical liaison for Petro ...

Liquid cooled engines and rotating equipment use glycol-based coolants because of their superior heat transfer characteristics. However, glycol-based coolants are not necessary at all in lubrication ...

From the time the Environmental Protection Agency proposed that ultra-low sulfur diesel (ULSD) be run in all on-highway diesel vehicles to when it was fully implemented in late 2006, there has been ...