Locate Best Toyota Fj Cruiser Combustion Plugs. Browse Toyota Fj Cruiser Ignition Plug. Find Toyota Fj Cruiser Spark Plugs & Toyota Fj Cruiser Ignition Plug Wires. Maintaining the spark plugs of your Toyota FJ Cruiser is critical for optimal performance and fuel efficiency. Signs that indicate the need for replacement include misfiring, rough idling, or trouble starting your vehicle. To extend their lifespan, ensure your Cruiser's engine is tuned and the spark plugs are properly gapped. When choosing replacements, consider iridium or platinum plugs for longer life and better durability. For a seamless installation, opt for OEM-quality spark plugs, and adhere to the specific torque requirements to prevent damage. Enhance your Cruiser's ignition with our premium selection of spark plugs, designed to deliver reliable starts and peak engine performance.