Shop Mitsubishi Lancer Spark plug suppressor cap. Browse Mitsubishi Lancer Iridium spark plug price & Mitsubishi Lancer Iridium platinum spark plugs. Maintaining optimal performance in your Mitsubishi Lancer starts with the heart of ignition ? the spark plugs. To ensure longevity, it?s crucial to check for signs of wear, such as difficulty starting, engine misfires, or a decrease in fuel efficiency, which typically indicate the need for replacement. Extend their lifespan by adhering to your Lancer's specific maintenance schedule and ensuring your engine is tuned to avoid undue stress on the plugs. When selecting new spark plugs, consider options like iridium, platinum, or copper, each offering unique benefits like superior longevity or better conductivity. Always opt for high-quality materials to enhance engine efficiency and remember, correct installation is key ? ensure they?re gapped according to manufacturer specifications for peak performance. Shop with us for a premium selection, expert fit, and revitalize your ride today.