A synthetic brake fluid for hydraulic brake systems, both disc and drum ones, and for auxiliary systems of passenger cars, trucks and light-duty trucks (when manufacturers recommend NHTSA 116 DOT fluids for power steering systems). Approvals and specifications: SAE J1703, SAE J1704, ISO 4925 Class 4, FMVSS 116 - DOT4, CUNA NC 956-01, FIAT 9.55597