QATOL Diesel Engine Oil SAE 15W40 API CI-4/SL has been officially certified to the JASO DH-1 standard by the Japanese Automotive Standards Organization.
JASO DH-1 defines performance requirements for diesel engine oils used in demanding operating conditions. Achieving this certification provides recognized technical validation of the product’s performance and protection capabilities.
This achievement reflects QATOL’s continued focus on product quality and internationally recognized lubricant standards. It also strengthens the company’s product offering for customers seeking reliable lubrication for heavy-duty diesel engines.