ILZKR6F11 NGK Iridium Spark Plug - 97345 - Fast Tracked Shipping IFR6E 11 SK16R11 Denso Iridium Spark Plug

SK16R11  Denso Iridium Spark Plug     -    3324     -     Set of 4

Another important feature that I haven't seen on any of the others with a built in swivel where the chuck connects

Saves fuel

PFR6G-11 NGK Laser Platinum Performance Spark Plug    -    5555    -    Set of 4

and various industrial settings

ILZKR6F11 NGK Iridium Spark Plug - 97345 - Fast Tracked Shipping IFR6E 11 SK16R11 Denso Iridium Spark PlugILZKR6F11 NGK Iridium Spark Plug 97345 Fast Tracked Shipping Normally around $62. 99 NGK single iridium plugs were designed specifically for the performance enthusiast. Fine wire center electrode ensures high durability and a consistently stable spark. Iridium alloy has an extremely high melting point, perfect for today's high tech, high performance engines. Trivalent metal plating provides superior anti corrosion and anti seizing properties