The TP AU-4LE2X Tier3 Piston Kit with Ring is designed for Isuzu excavator engines, offering high-quality components for heavy equipment machinery. This kit includes 4 cylinders and 8 valves, providing a reliable solution for excavators, asphalt pavers, backhoe loaders, and articulated dump trucks. Made in China, this piston kit with ring is a crucial part of the engine system, ensuring optimal performance and durability for a range of industrial equipment applications.