501 Polar Ice Refrigerant Plus Extreme Cold Performance Booster

March 3, 2026

The FJC 501 Polar Ice Refrigerant Plus Extreme Cold Performance Booster is designed for larger refrigerant capacity vehicles such as SUVs and light trucks. It features an easy-to-fill dispensing hose with pressure gauge. Contains 20 oz R-134a plus 2 oz Extreme Cold additive. The design provides safe and effective discharge of refrigerant through backflow prevention. Lowers duct temperatures up to 15 percent. 

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