Hey there! If your Hyundai's been acting up - maybe hard to start, check engine light on, or just not running smooth - this 4-pack of UF611 ignition coils and iridium spark plugs could be exactly what you need. This kit fits a bunch of Hyundai models including Santa Fe (2010-2012), Sonata (2009-2010), Tucson (2010-2013), Forte, Optima, Equus, and Genesis. They're direct replacements for OEM numbers UF611, C1667, 5C1724, E1111, and others. What's really cool about these is they can actually improve your engine performance by about 20% compared to factory coils. The exterior is built with high-quality materials that won't melt from engine heat, and inside they've got high-conductivity copper coils for faster ignition. The spark plugs feature iridium electrodes that maintain their spark gap longer and give you better flammability. Before you order, just use the vehicle fitment tool at the top of the page to make sure they work with your specific car year and model. Perfect solution if you're dealing with misfires, poor gas mileage, or just want your ride running better without breaking the bank. These are seriously straightforward to install and can make a world of difference in how your car drives every day.