NGK Ruthenium HX Spark Plug Box of 4 (FR7BHX-S) 2007-ford-f-150-esi5038548 Out-boosts competition by up to

Out-boosts competition by up to 56

This system features the mellow Touring sound that gives you a mild sound of power with no drone

These use a triangle connector design for direct plug-and-play fitment on LS2 and LS3 applications

Several Borla(r) ATAK(r) systems are currently available

NGK Ruthenium HX Spark Plug Box of 4 (FR7BHX-S) 2007-ford-f-150-esi5038548 Out-boosts competition by up toNGK Ruthenium HX High Ignitability spark plugs are the best in class plug for todays modern vehicles. Patented Ruthenium technology offers the most advance tip technology and delivers the highest performance and life expectancy. Created from advanced OE technology as a high ignitability plug; Ruthenium HX spark plugs come with patented, specialized OEM DFE and PSPE tip designs. NGK Ruthenium HX High Ignitability spark plugs provide a more complete