Enhance the performance of your Ford F-150 2008-2010 Explorer with these high-quality spark plugs. Made of platinum and iridium, they ensure a smooth and efficient ignition process. The 12 MM thread diameter and 53 MM installation depth make them a perfect fit for your vehicle. These spark plugs are designed for gasoline fuel type and have a voltage of 12 V. They come with a California Prop 65 warning and are compatible with ZNAR6AIX-11 and 372 interchange part numbers. The pack contains 8 spark plugs, each with a hex size of 14 inches. Get your engine running smoothly again with these reliable spark plugs. Exact item set of 8 is shown. New open box set of spark plugs with original packaging. Center Electrode Tip Material: Iridium; Center Electrode Core Material: Platinum; Resistance (ohms): 5000; Gap Size (IN): 0.044; Hex Size (MM): 14; Insulator Height (mm): 53.0;Reach (mm): 26.5; Thread Diameter (MM): 12. Made in China. No returns if installed. This item is a new, opened customer return. It has been inspected and passed quality control to insure the condition described and contents are accurate. Please review actual photos as stock photos are not the actual item, our photos are. You will ONLY receive exactly what is shown in photos, regardless of what might have originally been included. Please review our business policies in our store for information regarding returns, shipping and warranties.