Upgrade your vehicle's performance with these premium iridium spark plugs designed specifically for select Hyundai and Kia models from 2020-2024. This set of 4 SILZKR8J8GS spark plugs features advanced iridium technology for superior ignition performance and durability. With a precise 0.8mm gap size, these plugs deliver optimal spark for efficient combustion. Compatible with various models including Hyundai Elantra N Line, Kona, Santa Fe Hybrid, Sonata, and Tucson Hybrid with 1.6T L4 engines. These spark plugs are direct OE replacements, matching OEM part numbers including 90919-01210 and 90080-91180 series. The iridium-tipped design ensures consistent performance, better fuel efficiency, and smooth engine operation. Each plug is precisely engineered to meet the specific requirements of your vehicle's ignition system. The 6-month warranty provides added peace of mind for your purchase. For best results, always follow manufacturer-recommended replacement intervals and installation guidelines.