Internal engine cleaner used to flush away deposits, varnishes, and residues produced during normal operation. Safe in gasoline or diesel applications with or without a turbo charger. Helps decrease oil and fuel consumption, as well as help restore the engines compression.

We recommend using this 10oz bottle of Engine Clean before switching to any synthetic or Ester based oil to eliminate remnants of previous oils. Just pour the contents into your oil and let idle for 15 minutes immediately before your next oil change. Do not drive or put the engine under load with this cleaner in your oil.