This piston and piston ring set is designed for use in 2011–2016 GT vehicles equipped with 1.8L engines.The set includes pistons, piston rings, and piston pins for a complete cylinder replacement or engine rebuild.Components correspond to part numbers 23041-2E100, 23040-2E000, and 23040-2E001 and are engineered for compatibility with specified engine systems.Constructed from standard-grade materials, the pistons are built to maintain structural integrity under typical operating conditions.The piston rings are designed to improve sealing efficiency and reduce friction, while the piston pins securely connect the piston to the connecting rod for mechanical function.This set is intended for direct fitment and is suitable for professional or experienced DIY installation.