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Cooling System Additives

64 cooling system additives from PrimoChill, Mayhems, Kingpin Cooling and more.

Recommended Cooling System Additives

VP Racing
+Two 16 ounce bottles in one pack
+Coolant performance improver formulation
+Designed to improve coolant performance
No price recorded yet.
Evans
+Large 128 fl oz capacity for multiple cooling system services
+Includes a funnel for easier pouring into the system
No price recorded yet.
Kingpin Cooling
+30 g tube of thermal paste for component cooling
+Ultra-low thermal resistance per the product name
No price recorded yet.
Mayhems
+Premixed coolant ready to pour into a water cooling loop
+One litre of eco friendly premixed coolant
No price recorded yet.
Mayhems
+Premixed coolant ready to pour into a water cooling loop
+Thermal Performance Series premixed fluid in one litre
No price recorded yet.
Wix
+Radiator liquid cooling treatment for coolant systems
+Replaces several listed OEM part numbers
No price recorded yet.
X Autohaux
+Specific fit for the listed Kia Rio model years
+Part number 25329-1P100 identifies the fitment
−Fits only the Kia Rio model years listed
No price recorded yet.

Spec scores, pros and cons, and prices are explained in the How it works section of the About page.