Grandis Ignition Coil MR994642 FK0278 Original Replacement and Upgrade Choice

For Mitsubishi Grandis, Outlander and other 4G63/4G64 4-cylinder engines, MR994642 (FK0278) ignition coil upgrades; high-density epoxy potting and thicker copper windings; increases high-temperature resistance and vibration resistance; about 30% longer life. Direct replacement; converts low voltage to high voltage to drive spark plugs; improves idle jitter and acceleration; medium difficulty.