Description
The HKS Super Fire Racing Spark Plug for the Mitsubishi Evolution X features a 0.6mm Iridium Alloy Center Electrode Iridium Alloy Center Electrode to reduce voltage requirement, Square platinum chip to improve durability, Short Type Outer Electrode to decrease weight for resistance against vibration (improves longevity), and Thermal Edge to decrease carbon deposits that would cause misfires.
Price is for 4 plugs.