4pcs STD G4KD Engine Piston&Ring Set 23410-2G00 for 10-13 Tucson Koup 5 2.0L Car Accessories Parts Replacement The 4pcs STD G4KD Engine Piston&Ring Set is designed as a direct replacement for select vehicle models, including the 2010–2013 Koup, Forte5, and 2011–2013 Tucson with 2.0L engines.Constructed using materials, this set supports engine and extended service life. Disclaimer of Affiliation: This is an aftermarket component.Brand and model mentions are for illustrative compatibility only.