Super heavy-duty DOT 4 brake fluid is formulated to provide superb performance and protection in the high-temperature braking systems found in today's vehicles. Exceeds DOT 3 and DOT 4 specifications. Recommended for all disc, drum, or ABS braking systems as well as hydraulic clutches. Provides protection against corrosion for all metals within braking system. Surpasses all automobile and truck manufacturer requirements. 12 fl. oz.