Certified A/C Pro Engine Cooling Systems UV Dye is an engine coolant UV dye for leak detection. Includes one application of radiator/engine cooling system UV leak detection dye. Safe for use in all vehicle makes and models (except 1996 and newer GM models that use DEX-COOL coolant). Compatible with all types of anti-freeze except GM DEX-COOL coolant.

Product Features:

• Contains one application of radiator/engine cooling system UV leak detection dye
• Safe for use in all vehicle makes and models except 1996 and newer GM models that use DEX-COOL coolant
• Compatible with all types of antifreeze except GM dex-cool coolant
• Helps locate leaks
• Professional grade