IRONTITE Thoro Flush - 1 pint (455ml)

Industrial strength Thoro-Flush removes rust, grease, and sludge to make your engine cooling system perform better. Regular application of Thoro Flush to your automobile helps extend the life of your vehicle, reduces the possibility of a clogged heater core, and helps keep the cooling system fluid flowing throughout the engine and radiator of your vehicle. Mix with water and run the engine for approximately 10 minutes then drain all the bad out.

• Industrial-Strength Radiator, Engine Coolant System, and Fuel Tank Cleaner
• Loosens and removes rust, scale, grease, oil, and sludge
• Works in 15 minutes
• Cleans auto and heavy-duty truck cooling systems
• Safe for use on Cast Iron, Aluminum or Plastic