See our full core policy here: (Click for more details)
Ford 7.3L Fuel Injector Code AD (Silver) DE504
Note: HEUI Injector Code AD, 134-140cc Split Shot. Engines Built After 12-07-1998.
Engine carries 7 Code AD injectors and 1 Code AE injector in #8 cylinder.
- Remanufactured to OE Specification
- All Components Recertified and Multi-Point Tested
- Direct Fit, Ready to Install
- Proudly Manufactured in the USA
Ford F Series 7.3L 1999-2003
Ford E Series 7.3L 1999-2003
Navistar T444E 7.3L 1999-2003 ESN 843,990 to 5,999,999
1823751C91, 1831487C92, 1821488C1, 1831489C12, 1831550C14, 1831551C13
Allied Power - AP63803AD
GB Reman - 722-504
SMP - FJ1263
This product has a 13 Month Unlimited Mileage Warranty through Bostech Auto, www.bostechauto.com
ForDiesels does not Manufacture any product sold on our site, warranty is applied through the manufacturer/remanufacturer of the individual product.
All returns must have an RMA (Return Merchandise Authorization) number attached on all return packaging for proper and timely processing. RMA #s can be obtained through ForDiesels’ Customer Care Center by emailing or calling.
New Returns are accepted within 30 days of purchase, new returns are subject to a 15% restocking fee. Shipping of New Returns back to ForDiesels is the responsibility of the customer.
Core Returns are accepted within 180 days of purchase, value of cores returned after 180 days will be determined by the Remanufacturer. Cores must be in rebuildable condition. Disassembled, burnt, or broken cores are not excepted and will receive no core credit. Note: ForDiesels offers a prepaid core return label on products with core charges, prepaid labels already have an RMA # associated for the return.
Warranty returns are accepted within the Manufacturer’s warranty period. To get your vehicle on the road quickly, ForDiesels offers a replacement before return policy. We will ship a product replacement to cover the warranty product without charge for 15 days. This is a “within reason” policy meaning we will not ship a full set of injectors, if you feel you have multiple failures with a set of injectors we would need to have the injectors tested to determine which injectors have failure and why.
ForDiesels only offers products from highly reputable Manufactures/Remanufacturers, their warranty covers material or workmanship failures only. Installation error, fuel and/or oil contamination, foreign object damage is not covered under the manufactures warranty. ForDiesels will offer product replacement, within reason, NO credit will be issued if a product is determined by the manufacture to be in good working order or has failed due to reasons not covered by their warranty.
Best product, best price
Posted by Jonathan on 21st Feb 2018
I ordered these injector about 2 weeks ago and I could ask for better customer service. There was a problem with my shipping address and once it was resolve they overnighted me my injectors free of charge. Very easy to install and my truck runs like new again.
Posted by Mark on 14th Dec 2017
Same day shipping and convenient return shipping. I really appreciate the no charge for core if returned within specified time
Posted by Unknown on 15th Nov 2017
Product arrived fast. Great Value.
Will buy again, Thanks
fuel injector for 7.3 f350 diesel
Posted by Brian K. on 16th May 2017
It took a little bit longer than I would have thought UPS ground would take to get here, but shipping was free. The injector works.
Posted by Unknown on 29th Mar 2016
So excited by the price and the shipping was quick. Would buy again.
Posted by Unknown on 15th Feb 2016
Did not use it was not it come to find out it was a bad wire but the injector looked good shape Sint it back. But wood by it a genn if needed. Put for stars shipping was good
Posted by Unknown on 16th Jan 2016
installed parts, running fine now
Posted by Unknown on 15th Dec 2015
Quick delivery good injectors great value!!
Posted by Spider, MSDF on 22nd Mar 2014
Very nicely refurbished and the packaging was first rate. Never had a diesel or put injectors in so that was a treat. Lots of cussing and a few busted knuckles and she fired right up and made a big difference.