Vehicle Fitment: Sparkplugs for 2008 2009 2010 Ford F-150 5.4L, 2009 2010 Ford F-150 4.6L, 2008 2010 2011 2012 2013 2014 Ford Expedition 5.4L, 2008 2009 2010 Ford Explorer/Explorer Sport Trac 4.6L, 2008-2010 Ford Mustang 4.6L, 2008-2010 Ford F-250 F-350 Super Duty 5.4L, 2008-2014 Lincoln Navigator 5.4L, 2008-2010 Mercury Mountaineer 4.6L
OE Part Number: SP509, 5507, SP509X, HJFS24FP, MHJFS24FP, 8L3E12405BB, PZNAR6A11H | Easy installation and manufactured to meet or exceed strict OEM specifications. Before purchase, please use the "Amazon Part Finder" to confirm compatibility
Fuel Efficiency: LCWRGS spark plugs are engineered with a 0.6mm ultra-fine iridium tip. Precision laser-welded construction ensures a stronger and more focused spark for more efficient combustion, helping you maximize fuel economy with every drive
Premium Materials: Crafted from iridium, our spark plugs boast an exceptional melting point and remain extremely stable under extreme engine heat, delivering superior resistance to both thermal and electrical wear for extended service life and fewer replacements
Our Promise: Set of 8 Spark Plugs; are backed by our 12-month worry-free warranty. If you encounter any issues with them, please feel free to contact our dedicated customer support team