Browse Acura Spark plug cross reference. Find Acura Iridium twin tip spark plugs. Get Acura Dual platinum ignition plug review & Acura Spark plugs near me. Maintaining optimal performance in your Acura begins with the heart of combustion ? the spark plugs. To ensure longevity, regularly inspect your plugs for wear and look for signs such as misfiring, poor fuel economy, or difficulty starting, which may indicate the need for replacement. Enhance their lifespan by choosing the right type of spark plug; options range from copper, which offers good conductivity, to platinum or iridium, which provide superior longevity and performance. For a seamless installation, always adhere to the torque specifications and use a thread lubricant. By selecting quality materials and following these guidelines, you'll maximize efficiency and keep your Acura running smoothly.