The Alliant Power AP63804AE is a new stock AE fuel injector for 1996–2003 Ford 7.3L Powerstroke applications. Alliant’s Fuel Injector delivers the precise fuel quantity and spray pattern required for efficient combustion and proper engine operation.

Features & Benefits

• New Alliant Power Stock AE Fuel Injector (Alliant P/N AP63804AE)
• Fit, form, and function tested to meet or exceed original-equipment standards (per Alliant Power)
• Direct replacement for 5C3Z-9VE527-ARM / XC3Z-9E527AARM / 39F9N073AE
• Backed by Alliant Power’s 36-month, unlimited-mileage warranty

Application

• Ford F-250 (1996)
• Ford F-350 (1996–1997)
• Ford F-250 HD (1997)
• Ford F-250 Super Duty (1999–2003)
• Ford E-350 Econoline (1996–1998)
• Ford Excursion (2000–2003)
• Ford E-350 Super Duty (2001–2003)
• Ford E-350 Club Wagon (2003)

Always verify fitment against your VIN, engine, and OE part number before ordering.

Cross-Reference / Replaces

• Ford: 39F9N073AE, 581Z9E527EARM, 5C3Z9VE527, 5C3Z-9VE527-ARM, F61Z9VE527, F81Z9E527, F81Z9E527AARM, F81Z9E527EARM, F8IZ9E527EARM, XC3Z9E527
• Motorcraft: CMR2RM, CMR7RM
• Navistar: 1142478R1, 1833639, 1833639C1, 1833640, 1833640C1, 1833644, 1833644C1, 1833645, 1833645C1, 1833645C90
• Bosch: DE02255
• Delphi: EX63804, EX63804AE
• Alliant Power: AP63804AE

Warranty: Alliant Power’s published warranty policy (rev. Aug 2025) covers new fuel injectors for 36 months with unlimited miles, parts & labor.

A refundable core charge is added at checkout and refunded when your old injector is returned per our core terms.