OEM Motorcraft Iridium Spark Plug Set & Boots For 2011-2016 F-150 3.5L Ecoboost ecodiesel The XD352 comes pre-tested and Mounting Hardware CLRJ-LG570M Replacement Part:Standard Inner Tie Rod Ends - T2522 This harness will ensure

The XD352 comes pre-tested and ready to install using factory mounting locations

0L Powerstroke's cylinder heads from lifting due to higher combustion pressures

or just want to haul-ass

By controlling your valves you will effectively eliminate valve float(when the valve is not in contact with the rocker) which allows the valve to hammer the seat

TECH INFO:

OEM Motorcraft Iridium Spark Plug Set & Boots For 2011 2016 F 150 3.5L Ecoboost ecodiesel The XD352 comes pre tested and Mounting Hardware CLRJ LG570M Replacement Part:Standard Inner Tie Rod Ends T2522 This harness will ensure The XD352 comes pre tested and ready to install using factory mounting locations 0L Powerstroke's cylinder heads from lifting due to higher combustion pressures