G4KJ 2.4 Engine Pistons Rings Set 230402G500 234102G500 For Optima Sonata 2.4L 2359CC L4 DOHC The G4KJ 2.4 Engine Pistons Rings Set is designed for use with Optima and Sonata models equipped with the 2.4L 2359CC L4 DOHC engine.This set is engineered to restore engine performance and support long-term.The components are constructed from materials suitable for regular driving conditions, providing function and consistent output.This piston set is compatible with specific Optima and Sonata models from 2011 to 2013.It includes four engine pistons, four engine piston pins, and one complete set of engine piston rings.The design allows for direct replacement of components, simplifying installation without the need for modifications.The fit is intended to match specifications for integration into the engine assembly.