Know when to change and refill you antifreeze and coolant with an Anti-Freeze tester by Custom Accessories. It works by determining the boiling and freezing points of your vehicle's antifreeze and coolant. It shows you when to replace them, avoiding any problems on the road
Keep your car running in great condition with the Anti Freeze/Coolant Tester from Prestone. Use this professional-grade tool to perform a quick test for freeze and boilover protection, as well as look for signs of rust or sediment. Easy-to-use and accurate.