Quick view 2010 Kia Optima 2.4L Intake Valve IV168ZE81 2010 Kia Optima 2.4L Intake Valve Engine Parts # IV168ZE81 Fits: [2006-2018] HYUN, KIA [Nitride Coated; 1 Groove; 35mm Head Dia.; 5.5mm Stem Dia.; 113.2mm O.A.L.] / L4 / 2.0L, 2.4L / 122 DOHC 16V... MSRP: Was: Now: $9.97 Choose Options