Fitment: This set of 8 spark plugs for V8 engine models, including but not limited to: For Ford Mustang 2011-2019 5.0L, 2015-2018 5.2L. For Ford F-150 2011-2017 5.0L, 2010-2014 6.2L. For Ford F-250 F-350 Super Duty 2011-2021 6.2L. For Ford E-350 E-450 Super Duty 2017-2019 6.2L. Please double-check your vehicle's trim and OE number before purchasing to avoid mismatches
Specifications & Performance: Iridium center electrode with standard ground electrode, 0.044 in pre-gap, 14 mm thread, 5/8 in hex, 26.5 mm reach, flat seat, 5000 ohms resistor, heat range 6. Each spark plug is tested for proper gap and thread accuracy to support easy installation and dependable OEM equivalent fit
Durability: Built with fine wire iridium firing tip for extended service life up to 60000–100000 km, helping improve cold starts, throttle response and combustion efficiency. Heat resistant materials support corrosion resistance and help maintain stable spark under daily driving conditions
Trustworthy Warranty: maXpeedingrods warrants its products against manufacturing defects in materials and workmanship for 1 year from the date of purchase, and provides unlimited technical support and customer service