Click or scroll to zoom Tap or pinch to zoom FJC 9140 R134A AC System Stop Leak with Red Dye - 3 oz. Out Of Stock $17.60 SKU FJ9140 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Out Of Stock Visual red dye and O-ring conditioners Seals leaks in O-rings and gaskets Sealers with O-ring conditioners No UV light necessary to view the dye