Red Line Supercool is fortified with Water Wetter reducing engine temperatures by up to 10-20 degrees C. The 50/50 antifreeze coolant mixture is ready to use and has been designed to maximise the performance of a cooling system. It will provide superior protection to a cooling system against cavitation, corrosion and erosion.Water Wetter provides superior heat transfer properties reducing cylinder head temperaturesReady to use.... pour straight in with no need to start mixingSuitable for cast iron, aluminium and brass systemsReduces coolant temps by up to 10-12°CAll makes / all models / any coolant colourPetrol and diesel enginesSupercool fortified with Water Wetter will protect your entire cooling system keeping any new components like new for 5 years or 150,000 miles, while also helping prevent any further damage to older components.Supplied in 1 US Gallon bottle, which equates to 3.785 litres