B'laster 1234yf refill designed to provide a quick and easy refill of your vehicles A/C system. Proprietary formula restores maximum cool air and seals small leaks that may have developed in hoses & o-rings.

Product Features:

• Replaces lost R1234yf refrigerant and oil.
• Smart Clip Technology - Easy-to-use vent clips change color to show correct refrigerant fill and prevent overcharging.
• The Ultra-Synthetic formula provides maximum cooling while extending system life.
• Stop Leaks System safe chemical additive stops leaks in o-rings and other rubber components where most common leaks begin.