Red Line 80204-12PK Water Wetter - 12 Ounce, (Pack of 12) Doubles the wetting ability of water. Improves heat transfer and reduces cylinder head temperatures. Cleans and lubricates water pump seals May allow more spark advance for increased torque. Reduces rust and electrolysis of all metals and provides long term corrosion protection Prevents foaming Complexes with hard water to reduce scale