"PENNZOIL" MOTOR OILPennzoil motor oil with active cleansing agents continuously help prevent dirt and contaminants from turning into performance robbing deposits, and also can help clean out up to 15% of built-up sludge in the first oil change*, helping keep your engine clean to maintain responsiveness.Suitable for all gasoline engines** under all driving conditions and designed to:Features:- Actively help clean up and help keep engines clean Provide wear protection Control high-temperature oxidation and deposits Help protect emissions systems Based on a severe sludge clean-up test using SAE 5W-30. Engines requiring API SM, SAE 10W-40 engine oil. Check owner"s manual for appropriate viscosity grade. Meets or exceeds requirements of API SM and previous API engine oil categories.