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USD 149.95
Part #:

Bostech Silver Series 7.3L Remanufactured Fuel Injector

Vehicle Fitment:
1994-2003 Ford 7.3L Powerstroke | See full application list below
Part #:
★★★★★ ★★★★★ 1 Reviews
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Replace your failing injectiors with the Bostech Silver Series 7.3L Remanufactured Fuel Injectors. Bostech's Silver Series HEUI 7.3L Diesel Fuel Injectors are manufactured to stringent specifications. Each injector is 100% disassembled, inspected, polished, and certified to original specifications. All mating surfaces are lapped to a precision finish and then assembled and tested to OE quality and performance. New o-rings and seals are installed before packaging.

(Injector Code AA) DE501 Application Info:
  • Ford 7.3L 1994-1998 F-Series (49 State)
  • Ford 7.3L 1994-1996 California
  • Ford 7.3L 1994-1996 E-Series (All) 
  • Navistar T444E 1994-1996 
  • Fits Engine Serial Number 500 to 460,194
Replaces OE Part#: F4TZ-9V527-AARM, F81Z-9E527-DRM, F7TZ-9E527-ARM, 1816187C3, 1818259C2, 1821752C1, 1821836C3, 1822800C95, 1822801C91

(Injector Code AB) DE502 Application Info:
  • Ford 7.3L 1999 F-Series
  • Ford 7.3L 1997-1998 E-Series
  • Navistar T444E 1997-1999
  • Engines Built Before 12/07/1998
  • Engine Serial Numbers 460,195 to 843,989
Replaces OE Part#:F61V-9VE527-BRM, 1822803C1, 1823561C1, 1824582C94, 1824583C97, 1825125C1, 1825126C1

(Injector Code AD) DE504 Application Info: 
  • Ford 7.3L 1999-2003 Ford F-Series & E-Series
  • Navistar T444E 1999-2003
  • Engines Built After 12/07/1998
  • Engine Serial Number 843,990 to 5,999,999.
Replaces OE Part#: 5C3Z-9V527-ARM, 1823751C91, 1831487C92, 1831488C1, 1831489C12, 1831550C14, 1831551C13

(Injector Code AE) DE505 Application Info:
  • Ford 7.3L 1999-2003 F-Series & E-Series
  • Navistar T444E 2002-2003
  • Engine Serial Number 1,313,828 to 5,999,999.
  • Long lead injector used in conjunction with AD injectors to cure the Ford cackle problem
  • Must look for LL on top of the injector in cylinder #8. 
Replaces OE Part#: 5C3Z-9V527-BRM, 1833639C1, 1833640C1, 1833644C1, 1833645C1, 1833646C92, 1833647C91

  • Remanufactured
  • Stock Replacement
  • OE Quality & Performance
  • 13 Month Unlimited Mileage Warranty
Note: See applications above for proper injector selection. 

Vehicle Fitment

1994 Ford 7.3L Powerstroke
1995 Ford 7.3L Powerstroke
1996 Ford 7.3L Powerstroke
1997 Ford 7.3L Powerstroke
1999 Ford 7.3L Powerstroke
2000 Ford 7.3L Powerstroke
2001 Ford 7.3L Powerstroke
2002 Ford 7.3L Powerstroke
2003 Ford 7.3L Powerstroke

Product Options

DE501 DE501 - (Injector Code AA)
DE502 DE502 - (Injector Code AB)
DE504 DE504 - (Injector Code AD)
DE505 DE505 - (Injector Code AE)


  • Manufacturer Name Bostech
  • Shipping Weight 5.00 lb.
  • Shipping Length 6 in.
  • Shipping Width 3 in.
  • Shipping Height 12 in.
  • Fuel Type Diesel
  • Warranty Info 13 Month / Unlimited Mileage
  • Prop 65 Prop 65 WarningWARNING: Cancer & Reproductive Harm -
  • Internal LR


★★★★★ ★★★★★
5.0/5 Stars out of 1 Reviews
Verified Buyer
First purchase
I purchased 2 refurbished fuel injectors for my 7.3 powerstroke, they look like new and well done. I haven't had them installed yet. Previously I had one injector replaced at a Ford dealership. That injector cost me $460.00. With XDP, I paid $150.00 each. Thank you, I'm very happy.

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Questions and Answers

How do I send a core for a core charge refund?
View Staff Answer 
Below is Bostech's Core Return Procedure:

• All core returns must have an RMA (Return Authorization) number clearly written on the package, obtained through Bostech Customer Service.
• Clearly identify your return as "Core".
• Make sure all fluids are drained from the returned item.
• Make sure to properly package and seal the return package.
• cores lost in shipping due to improper packaging will not be credited. (Boxes not taped securely)
• Cores damaged in shipping due to improper packaging will be subject to deductions or denied core credit.
• Cores must be returned within 90 days to receive credit. Cores returned after 90 days from purchase period will be credited at the discretion of the manufacturer.

Return Core Labels:
• Bostech offers an option to purchase a return label during the time of product purchase.
• Core return labels are emailed to the customer per the email address provided.

Return Location:

Bostech Auto
300 West Broad St
Hemingway, SC 29554

Note: Make sure to secure package and write RMA number on package for quicker processing.

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