Castle® Kleenz Oil Flush™ is a safe, effective way to internally clean engines. Its mild formula works to break through and soften deposits of oil, dirt, and sludge. Kleenz Oil Flush™ will not harm seals, and can be used alone, with fluid exchange, or a power flush system.
1. Pour one bottle into warm engine crankcase.
2. Start and run engine at idle speed for at least 15 minutes.
3. Remove and replace old oil and filter.
4. Add one bottle of Castle® OEG™ to fresh oil.
16 oz (#C1646) 12/case