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The Mishimoto 2003-2004 Ford 6.0L Powerstroke Glow Plug Harness Replacement Kit is designed to address common failure issues in high-mileage Ford Super Duty models. Over time, the factory glow plug harness can become damaged or melt due to high amperage draw and elevated engine bay temperatures, leading to hard cold starts and unreliable engine performance. This comprehensive kit provides a durable, cost-effective solution to restore proper glow plug operation and ensure reliable cold weather starting. The harness features high-quality connectors, robust terminals, and superior seals that resist melting and short circuits, delivering dependable service for years to come. Installing this kit is straightforward and includes all necessary components, from glow plug connectors to the engine harness, making it an ideal upgrade for maintaining optimal engine function. As with all Mishimoto products, it is backed by our lifetime warranty, giving you confidence in its durability and quality. Whether you're performing routine maintenance or repairing a damaged harness, this kit helps restore engine starting performance, especially in cold climates, and prolongs the life of your glow plug system. Designed specifically for 2004 Ford F-250 and F-350 Super Duty models equipped with the 6.0L Powerstroke engine, this replacement harness ensures compatibility and a perfect fit, making it an essential part of your maintenance toolkit. Trust Mishimoto to provide high-performance automotive solutions that combine quality, reliability, and value for your diesel engine needs.
Features:
Fitment:
2004 Ford Excursion Eddie Bauer
2004 Ford Excursion Limited
2004 Ford Excursion XLS
2004 Ford Excursion XLT
2004 Ford F-250 Super Duty Harley-Davidson Edition
2004 Ford F-250 Super Duty King Ranch
2004 Ford F-250 Super Duty Lariat
2004 Ford F-250 Super Duty XL
2004 Ford F-250 Super Duty XLT
2004 Ford F-350 Super Duty Harley-Davidson Edition
2004 Ford F-350 Super Duty King Ranch
2004 Ford F-350 Super Duty Lariat
2004 Ford F-350 Super Duty XL
2004 Ford F-350 Super Duty XLT
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You must report any missing or damaged items within 14 days of delivery.
After this time, we cannot be held responsible for lost or damaged items.
Return Window
You have 30 days from the date of delivery to request a return.
After 30 days, we are unable to accept returns, exchanges, or refund requests.
Eligibility
Items must be returned in their original condition—unused, unwashed, and with all tags and packaging intact.
Certain products may not be eligible for return (e.g., special-order items, customized products, or perishable goods).
Items that have been altered, installed, or modified cannot be returned.
Return Process
Contact our Customer Support team to request a Return Authorization (RMA) before sending items back.
Once your return is approved, you’ll receive instructions on where to send the product.
Customers are responsible for return shipping costs unless the item was defective or incorrect.
Refunds
Refunds are issued to the original payment method once the returned item has been received and inspected.
Please allow 5–10 business days for the refund to appear on your account.
In some cases, a restocking fee may apply (if applicable, this will be disclosed during your return authorization).
