Browse Kia Sorento Ignition Plugs Replacement. Shop Kia Sorento Ignition Plug & Kia Sorento Ignition Plug Wires Purchase Kia Sorento Spark Plugs. Maintaining the spark plugs in your Kia Sorento is critical for peak performance, and spotting the telltale signs of wear, such as rough idling or difficulty starting, signals it's time for a replacement. Prolong their lifespan by ensuring your vehicle is tuned regularly and using high-quality fuel. When selecting new spark plugs, consider iridium or platinum types for their longevity and superior conductivity. Remember, choosing the right fit for your Sorento enhances combustion efficiency, translating to smoother drives and optimized fuel economy. Always opt for OEM-recommended plugs and apply anti-seize on the threads during installation for easier future changes, enhancing your online shopping experience with the assurance of compatibility and quality.