Kia Optima L4-2.4L 2006-2009 Downstream. Hyundai Sonata L4-2.4L 2006-2008 Downstream. Kia Rondo L4-2.4L 2007-2008 Downstream. Kia Magentis L4-2.4L 2007-2009 Downstream. ● High Performance - Oxygen Sensor Features double protection layer, aluminum oxide trap layer, PTFE filter, and stainless steel housing.
