Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
⚠️ California Proposition 65 Warning : Some products sold on this website may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
For more information, visit www.P65Warnings.ca.gov.
Doc's Diesel is the new standard in aftermarket diesel filters. Our Premium Diesel Filter line includes fuel, air, cabin air, water separator, and oil filters. Located in Northwest Ohio we are a grassroots company with a focus on high quality filters and providing a great value to our customers! Doc's Diesel Filters are spec'd and designed to meet or exceed the quality/performance of the original filters (OEM's) that come in your vehicle. Doc's premium grade media filter paper used on all Doc's Filters is what sets Doc's above the rest. Doc's Fuel Filters use a premium 3 layer media that meets or exceeds OEM requirements. Replaces Motorcraft FD4625, Wix WF10458. Always check fitment before using.
Yes, we offer free standard shipping on all orders within the United States.
When will I receive my item?
Domestic orders typically arrive within 3-5 business days. Delivery times are estimated and may vary depending on your location, weather conditions, or other unforeseen factors.
Can I change or return my item?
We hope you love your purchase, but if you need to make a change or return your item, we’ve got you covered! You can initiate a return or exchange within 30 days of receiving your order. Please ensure the product is in its original condition and packaging. For more information on our return policy, please visit our Returns & Exchanges page.
Frequently Asked Questions
Q: What is the fuel/water separator designed for?A: It is specifically designed for the 6.7L Powerstroke engines in Ford F250 and F350 models from the years 2017 to 2022.
Q: What is the part number for this fuel/water separator?A: The part number is DF-4625, which is an OEM grade replacement for original equipment.
Q: What materials are used in this fuel/water separator?A: The separator utilizes a premium three-layer media filter paper that meets or exceeds OEM requirements for performance.
Q: How do I install this fuel/water separator?A: To install, remove the old separator and replace it with the new one, ensuring proper fitment for your specific vehicle model.
Q: Is this product suitable for my Ford F250 or F350?A: Yes, it is compatible with Ford F250 and F350 models equipped with a 6.7L Powerstroke engine from 2017 to 2022.
Q: How often should I replace the fuel/water separator?A: It is generally recommended to replace the separator every fifteen thousand miles or as specified in your vehicle's maintenance schedule.
Q: Is this fuel/water separator easy to maintain?A: Yes, maintenance is straightforward, requiring periodic checks and replacements as per your vehicle's service recommendations.
Q: Can I use this separator with any diesel engine?A: No, it is specifically designed for Ford's 6.7L Powerstroke engines and should not be used with other diesel engines.
Q: What should I do if my separator arrives damaged?A: If it arrives damaged, please contact customer support immediately to initiate a return or exchange process.
Q: Is there a warranty on this fuel/water separator?A: Yes, it typically comes with a manufacturer's warranty, which covers defects in materials and workmanship.
Q: What should I do if I experience issues with performance?A: If you experience performance issues, check for proper installation and fitment before considering replacement.
Q: Does this separator replace any other part numbers?A: Yes, it replaces Motorcraft part number FD4625 and Wix part number WF10458.
Q: Is this product environmentally friendly?A: Yes, Doc's Diesel focuses on high-quality, environmentally responsible manufacturing practices.
Q: Can I return this product if I change my mind?A: Yes, returns are generally accepted within a specified period, provided the product is unused and in original packaging.
Q: Does this fuel/water separator have hazardous materials?A: Yes, it is classified as dangerous goods in apparatus, so handle with care.
Q: Where can I find more information about installation?A: You can find detailed installation instructions in the product manual or on the manufacturer's website.