Ultra4

Ultra4 is a superior high-performance racing synthetic motor oil. Ultra4 delivers the best in anti-shear high temperature engine protection for carbureted, fuel injected, turbocharged and supercharged engines. Ultra4 has additional antiwear and extreme pressure additives which are designed to protect highly modified 4-cycle engines. Ultra4 improves engine performance, eases cold engine starts, lengthens oil life, decreases sludge and neutralizes corrosive alkalinity. Special detergent and dispersant additives prevent varnish and carbon deposits. Ultra4 gives high performance, high-rev engines advanced protection from viscosity breakdown for all engine makes, foreign or domestic.