Pennzoil (550035074-6PK) SAE 20W-50 Motor Oil - 1 Quart, (Pack of 6) Pennzoil motor oil is suitable for passenger cars, light-duty trucks, vans and sport utility vehicles; Pennzoil SAE motor oil meets or exceeds the demanding requirements of international lubricant standardization and approval committee GF-5 Cleans out up to 40 percent of engine sludge in the first oil change; continues to clean in the second oil change also Helps clean up engines by gently lifting sludge deposits off engine surfaces and dissolving them safely into the oil Controls high-temperature oxidation and deposits Provides proven wear protection Pennzoil motor oil is suitable for passenger cars, light-duty trucks, vans and sport utility vehicles; Pennzoil SAE motor oil meets or exceeds the demanding requirements of international lubricant standardization and approval committee GF-5 Cleans out up to 40 percent of engine sludge in the first oil change; continues to clean in the second oil change also Helps clean up engines by gently lifting sludge deposits off engine surfaces and dissolving them safely into the oil Controls high-temperature oxidation and deposits