Premium lubricants have always contained unique engine oil additives designed for important engine components. Heat stabilizers, anti-foam additives, detergents, dispersants and anti-corrosion additives work harmoniously to safeguard engines from ash and contamination.
ZDDPlus™ gives your classic car the zinc and phosphorus lacking in today’s oils, geared directly to top-quality older car engine maintenance. Enjoy smooth cam shaft break in and incredible performance every day afterwards. With ZDDP in additive form, you have complete control over your preferred oil for optimum viscosity and lubrication.