NGK ignition coils are manufactured to meet or exceed OE standards for the highest durability and operational performance, so they can be installed with confidence. NGK and their family of automotive products have over 80 year's experience and are driven by extreme dedication to innovation, performance and quality. Developed and rigorously tested in our ISO 17025 accredited test lab under the most extreme conditions, NGK's coil designs will outperform all others - far beyond operational environments a vehicle would actually experience NGK's ignition coil housings are manufactured with premium thermoplastic for superior dielectric strength and durability.

EXTENSIVE TESTING: NGK ignition coils must pass extreme testing during manufacturing to ensure the highest quality and durability standards are met

The NGK 49078 ignition coil is engineered to deliver exceptional performance and durability for select Ford Focus and Mercury Mystique models from 2003 and 2004. Crafted with high-quality thermoplastic housing, this coil provides superior dielectric strength to withstand extreme operational conditions, ensuring reliable ignition performance over time. Developed and rigorously tested in NGK's ISO 17025 accredited laboratories, this ignition coil surpasses industry standards to guarantee consistent high performance and longevity. Its design incorporates extensive testing procedures, confirming its capacity to endure the harshest automotive environments and deliver optimal spark energy for efficient engine operation. The coil's robust construction and precise engineering make it a direct replacement that restores engine firing and improves overall vehicle responsiveness. Whether you're performing maintenance or restoring your vehicle’s ignition system, NGK's coil provides peace of mind with its proven quality and performance. Properly installed, it ensures smooth engine starts, improved fuel efficiency, and reliable ignition for your Ford or Mercury vehicle.

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