Feature
●Reference number: SP546, PZT14F, PZT1F, PZT2F, PZT2FF4, SP421, SP462, SP507, SP515 spark plugs.
●Compatible with 2004-2008 F-150 || 2005-2008 EXPEDITION || 2005-2008 F-250 || 2005-2008 F-350 || 2005-2008 F-450 SUPER DUTY || 2006-2008 F53 || 2006-2008 MARK LT || 2005-2008 NAVIGATOR
●Iridium spark plugs/One order = 8 Pieces. Thread Size: 14mm. Installation/removal suggestion: Use a spark plug torque wrench to install or remove the spark plug, and adjust the installation torque to 25~30N.m 2.5~3.5kgf-m.
●Specifically designed with colder heat ranges than the factory plug to enable performance modifications and handle intense conditions
●Please input your make, model and trim level into the Amazon Garage and check the part number before purchasing to ensure fitment.
Description
