Ignition Coils for 2003-2006 KIA SORENTO V6 3.5L fit C1445 UF431 - Pack of 3 DIRECT REPLACEMENT/ UPGRADE over your original stock coils. We only use the highest grade materials. This makes our product durable and reliable under extreme conditions while providing High Electrical Resistance, strong Spark from plugs, and being resistant to Corrosion and Abrasion IGNITION COILS FOR Kia vehicles including 2003 KIA Sorento V6 3.5L, 2004 KIA Sorento V6 3.5L, 2005 KIA Sorento V6 3.5L, 2006 KIA Sorento V6 3.5L KIA owners please check fitment bar and description before you BUY IT as the ignition coil pack can change based on the year/ month of manufacture of your vehicle Compatible Part Numbers: 27300-39800 37300-39800 One Year Warranty Eliminate misfire Direct installation into vehicle Increase horsepower Stronger throttle response Durable as they come Custom-made for the road Fit OE equipment with ease Tested in real life situations Most coils comepre-greased