Opti-2 meets and exceeds all equipment manufacturers rating requirements.
. Opti-2 is rated ISO-EG-D++ the highest rating available in the stringent International Standards Organization global performance ratings system. Opti-2 delivers all these features while being the most environmentally friendly two-cycle mix oil available.8 oz Opti-2's smoke reduction and gasohol compatibility contribute to cleaner air while up to 60 percent less oil is required which helps conserve a precious non-renewable resource.