Denso Iridium Power Spark Plug
The Denso Iridium Power Spark plugs feature the smallest electrode for one of the hottest most efficient sparks as well the small center electrode creates a better flame kernel for improved mpg and power. The .4mm tip is accomplished by using the iridium metal and compared to the ngk counter part is still even smaller. These plugs work for a wide variety of applications, be sure to double check before purchasing.
Part #'s: (the lower the number the colder)
IK20 (reccomended for high power turbo apps)
IK22 (turbo applications or supercharged)
IK24 (stock or naturally aspirated applications)