OEM Quality: Genuine OEM 18875-08085 spark plugs designed for optimal performance and compatibility with Hyundai Sonata 2020-2021 and Kia K5 2021 models equipped with a 6L L4 engine. Set of 4: This pack includes a complete set of 4 spark plugs, ensuring consistent firing and combustion across all cylinders. Genuine OEM Factory Part in Original Retail Packaging Durable Construction: Crafted with high-quality materials to withstand extreme temperatures and pressures, ensuring long-lasting performance. Genuine OEM 18875-08085/1887508085 Spark Plug 4 pcs Set, Compatible With Hyundai Sonata 2020-2021 Kia K5 2021 1.6L L4