DEI Radiator Relief Performance Additive 16oz.

Keep your engine cooler and running more efficiently with DEI’s Radiator Relief Performance Additive (40200). This 16oz bottle treats your cooling system by reducing coolant temperatures by up to 30°F and preventing the build-up of harmful scale, rust, and corrosion. Formulated with anti-foaming agents and corrosion inhibitors, it balances pH levels to help prevent internal damage and extends the life of your system. It is safe for use with all types of antifreeze mixtures and radiator materials, including cast iron, copper, brass, and aluminum. For best results, allow the fluid to cycle fully through your system before evaluating its effect.

Features and Benefits:
Reduces engine temps by up to 30°F
Compatible with all anti-freeze and coolant mixtures
Works with aluminum, cast iron, brass, and copper radiators
Contains anti-foaming agent to prevent coolant air pockets
Includes corrosion inhibitors to fight electrolysis and chemical wear
Helps reduce existing mineral deposits and scale
Maintains pH levels to protect against core damage
Treats 16 quarts of coolant (1 oz per quart recommended)
Does not degrade in performance over time

Vehicle Fitment:
- 1967-1973 Chevy Camaro
- 1964-1972 Chevy Chevelle
- 1964-1972 Chevy El Camino

Please Note: Radiator Relief is not intended to and cannot fix a malfunctioning thermostat.