When you need to replace: If your car has been used for a long time(over 80000km), a faulty ignition coil & spark plug may result in engine misfire, rough engine idle, car shaking, decrease in power, poor fuel economy and start-up failure, speeding up slowly, and increasing fuel consumption, you may need to change a new set of spark plugs and coil packs.
Characteristics of the spark plug: We select a distinctive ceramic and tapered ground electrode double iridium spark plug, enhancing ignitability and reducing quenching to ensure your vehicle experiences improved performance post-installation. It boasts a significantly extended lifespan, operating efficiently for 100,000 kilometers, while providing a reliable and steady spark. Your vehicle will ignite quickly and accelerate rapidly.
12 Months Warranty: CMRDQD ignition coil and spark plug can offer you a professional user experience and 12 months warranty lifetime after-sales service. You will get 4pcs Top quality ignition coils,4pcs Iridium spark plugs, you can choose it with confidence.
Durability: #OE: UF491 Replace# D522C, 12578224, 12578244, 12589623, 12629646, 12638824, UF645 Housing made of thermoplastic for withstands heat stress, the primary and secondary bobbins used 100% pure copper windings provide higher resistance to improve durability.