Mitsubishi Lancer Galant Dual-Electrode Spark Plug BKR5EKUD MD372421 High-Efficiency Ignition

Mitsubishi Lancer and Galant use BKR5EKUD (MD372421) twin-electrode spark plugs with 14x22 nickel alloy electrodes; higher ignition stability and electrode life vs single-electrode types. Resistance about 6 kΩ to suppress EMI; ensures efficient ignition in 2000+ Lancer/Galant with dual-electrode discharge for better combustion and reduced carbon buildup. Replacement medium; require 14mm socket and torque 25–30 N·m to avoid damage.