The Tracerline TP9770-0008 BigEZ Multi-Dose 8oz Universal/Ester A/C Dye Cartridge is a product designed for use in various vehicles such as motorcycles, ATVs, passenger vehicles, and heavy-duty/commercial vehicles. It is a fluorescent A/C dye manufactured in the United States and is suitable for use in diagnostic service tools. The product is new and has not been modified.