Syn-Premium SAE 10W-40, Exceeds API SM is blended with a mineral base stock oil with selected additives to provide older and modern gasoline engines with protection against wear, sludge, varnish, deposits, and oxidation.
Protects against engine knock in direct-injected, turbocharged engines
Reduces timing chain wear
Protects against soot-induced wear
Excellent protection against sludge, varnish and engine deposits
Resists oxidation and protects turbocharger bearings