Pennzoil motor oil in America, an advanced proprietary conventional formula with active cleansing agents. Not only helps prevent dirt and contaminants from turning into performance robbing deposits, but also cleans out sludge. It meets or exceeds the engine protection required by ILSAC GF-5 (SAE 5W-20, SAE 5W-30, SAE 10W-30), or API SN (SAE 10W-40, 20W-50), and is specially formulated to provide extra protection against the harmful effects of stop-and-go driving and high/low-temperature engine operation.