PROCEDURE:
1. Stop the engine.
2. Remove the drain plug. Drain the used oil. Don't remove the oil filter yet.
3. Replace the drain plug.
4. Pour the recommended amount of Caltex Power Flushing Oil.
5. Start the engine. Run idle for 5-10 minutes.
6. Stop the engine. Remove the drain plug and the oil filter.
7. Replace the drain plug. Put the new oil filter and pour the new engine oil.