Radiator Flush

Cleans cooling system

Take Note!

Suitable for all types of radiator.

Lubricates
Prevents rust and deposits
Protects

Product Description

STP® Radiator Flush is designed to clean the cooling system quickly and effectively. It clears blocked water channels that can cause overheating, removing rust and sludge.

Use before changing coolant or adding anti-freeze, to help keep your cooling system in optimum operating condition.

How it helps:

Clears blocked water channels
Reduce risk of overheating
Keep cooling system in optimum operating condition

Usage Directions

Shake bottle well & pour entire bottle into radiator
Leave in the cooling system and drive for about 30 minutes
Drain the radiator when cold, flush and refill with appropriate coolant/anti-freeze per manufacturer instructions
On vehicles where heater cannot be drained (see handbook), run the engine with the heater on, until the engine has warmed up, then drain the system and flush with clean water before adding anti-freeze.

Usage Frequency: Use with every coolant change or annually.