NGK Iridium IX Spark Plug for Polaris 800 GMC and designed for closed-course competition

and designed for closed-course competition only

which is used in conjunction with Power Commander V

After getting hit one too many times by rocks kicked up from the back tires and eating dirt from the front tires

Polaris RZR 900 : 2011-2014

(26) A-arm mount tab gussets

NGK Iridium IX Spark Plug for Polaris 800 GMC and designed for closed-course competitionTrivalent metal plating provides superior anti corrosion and anti seizing properties Corrugated ribs prevent flashover Pure alumina silicate ceramic insulator, provides superior strength and better heat transfer Copper core aids in heat removal Triple seals prevent leakage NGK IX Iridium Series plugs were designed specifically for the performance enthusiast. Fine wire center electrode ensures high durability and a consistently stable spark. Iridium