Add to Cart The item has been added UView 399020A: A/C ExtenDye Cartridge 399020A | A/C ExtenDye Cartridge Designed for use with our Spotgun Jr. Injection System. A/C ExtenDye is enhanced with an additive package that extends the life and improves the efficiency of the A/C system. A/C ExtenDye is a... $42.01 Add to Cart The item has been added