Bardahl OptiBlue has been developed to ensure the reliability of the Adblue® system. It increases the efficiency
of Adblue®. Prevents crystal formation in selective catalytic reduction systems (SCR) and contamination of
Adblue® injectors. Bardahl OptiBlue also regulates and protects Adblue® during long-term storage.
The use of Bardahl OptiBlue is recommended to treat the AdBlue® used in vehicles (dsl) equipped with SCR