Shopping Cart

Your cart is empty.

Your cart is empty.

DOC'S 7.3L Powerstroke Fuel Filter w/Cap 1999-2003 | Replaces FD4596

Free shipping on orders over $29.99

$21.99

$ 10 .99 $10.99

In Stock

About this item

  • AUTOMOTIVE REPLACEMENT FUEL FILTER: Doc's premium fuel filters remove contaminants like dirt and debris, protecting fuel system components and ensuring peak engine performance. They optimize fuel flow and pressure, enhancing acceleration, fuel economy, and vehicle performance. With a focus on maximizing filtration media surface area, our high-quality filters come complete with brackets, hoses, or clamps as needed. All Doc's engine air filters are designed to meet or exceed OEM requirements!
  • INSTALLATION & REPLACEMENT GUIDELINES: Installation can take anywhere from 30-60 minutes. Our premium replacement fuel filters should be changed every 5,000-10,000 miles or 15,000 miles maximum. *Above all recommendations, change your fuel filters according to your vehicle's manufacturer warranty.
  • INTERCHANGE: Replaces FD4596 Fuel Filter.
  • FITMENT: Compatible with 7.3L Super Duty F250/F350/F450/F550 1999-2003. Always confirm fitment with the Vehicle Filter Lookup.
  • DOC’S DIESEL FILTER: Doc’s is the new standard in aftermarket replacement filters, setting new benchmarks for quality and reliability in the industry! Based in Northwest Ohio, our premium line includes engine air, cabin air, oil, and fuel filters, all engineered to meet or exceed OEM standards. We're a grassroots company dedicated to delivering exceptional value and unmatched commitment to our customers. Choose Doc's for superior performance, durability, and peace of mind for your vehicle.



Product Description

docs logo
premium quality

OEM Performance & Fit

Owned and operated in small town Ohio with a history for aftermarket automotive parts.

docs logo

Doc's premium diesel filters are the new standard.

Doc's Difference

Spec'd and designed to meet or exceed your truck's original filters. Durable construction and high-flow filter media make Doc's filters a top-quality choice for drivers who want high quality parts for their truck.

Replacement filters for:

  • Cummins
  • Powerstroke
  • Duramax
  • EcoDiesel

filter

filter

filter

oil filter

docs

William
2025-08-08 11:30:48
Fit perfect and no leaks
Cathy Alexander
2025-08-05 12:44:09
Worked as it should on my 7.3 just like the OEM, just cost less.Will use it again.
Troy S
2025-07-21 10:00:27
Looks like a good quality filter. Would buy again.
Customer
2025-07-19 10:39:50
Worked perfectly
Chickenwing
2025-06-18 18:22:57
Order and arrived next day. Fit was perfect and will definitely order again.
Bonnie Standing
2025-05-10 16:03:00
EV to install
THE DOC
2025-05-04 16:29:35
worked fine.
Rocketman
2025-04-30 15:10:26
Fit as expected, easy install, works as described, threads were correct, filter quality seems good, no leakage. Would recommend.
Raynald
2025-02-07 15:50:46
fonctionne tres bien
SWood
2025-01-16 16:16:09
Matched picture, good quality
Customer
2025-01-03 15:46:37
As described