GReddy Spark Plugs are designed in cooler heat ranges to reduce heat and chances of pre-ignition. PRO Plugs feature a Platinum ground and center electrode ensure even longer life in even the most extreme driving conditions. The Pro Plugs are geared toward high horsepower, higher boost applications and extra long life.
Engine Spark Plug Application Guide: | Mazda |
(*larger the number the colder the heat range)
Type: PRO Rotary (Platinum Center Electrode & Platinum Ground Electrode)
For Rotary Engine only (13B)
1pc. (4 cylinder engines would require 4pcs, 6 cylinders engines would require 6pcs.)