Stock spark plugs work great for your luxury SUV, but they can't match the Infiniti QX4 ignition systems from AutoAnything. Our QX4 ignition systems intensify your SUV's power and torque by up to 12%. Built-in capacitors in these Infiniti QX4 auto ignition systems store energy from your SUV's coil.
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Then, each QX4 ignition system releases 1,000,000 watts and quickly ignites your gas. An Infiniti QX4 ignition system increases your gas mileage. Our Infiniti QX4 ignition component is backed by the AutoAnything 1-year lower price guarantee. What's more, our shipping is free for a great deal.