UDP Stage 1 Injector Set (UDP-STG1-REMAN) for 1994-2003 Powerstroke 7.3L

$1,550.00Purchase & earn 1,550 points!

The UDP Stage 1 Injector Set (UDP-STG1-REMAN) is a remanufactured performance upgrade for 1994–2003 Ford Powerstroke 7.3L diesel engines. Designed for better fuel atomization and increased flow, it improves throttle response, fuel efficiency, and boosts horsepower and torque. Meeting or exceeding OEM standards, it offers a reliable, balanced upgrade ideal for towing, daily driving, or light performance use.

Core Charge*

Cores must be shipped within 30 days.

Total: $1,550.00
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Description

The UDP Stage 1 Injector Set (UDP-STG1-REMAN) is a high-performance, remanufactured fuel injector upgrade specifically designed for the 1994-2003 Ford Powerstroke 7.3L diesel engine. Engineered to deliver improved fuel atomization and increased flow over stock injectors, this Stage 1 set offers enhanced throttle response, better fuel efficiency, and a noticeable boost in horsepower and torque. Ideal for drivers seeking a reliable performance upgrade without sacrificing drivability, these injectors are meticulously remanufactured to meet or exceed OEM specifications. Whether for towing, daily driving, or light performance applications, the UDP Stage 1 Injector Set provides a balanced combination of power and reliability for 7.3L Powerstroke enthusiasts.

Fitment

Fitment

1994-2003 Ford Powerstroke 7.3L

Features

Features

  • Includes NEW Tungsten coated Plunger & Barrel assemblies
  • Includes NEW Nozzles
  • Has o-rings replaced, and new nozzle springs installed
  • Solenoids are all inspected for proper resistance
  • Cores thoroughly cleaned using a Pro Ultrasonics cleaning unit for a super clean injector body.
  • Injector clearances reset to proprietary specs
  • Is bench tested at a full range of RPMS and oil pressures
  • Is backed by Unlimited Diesel’s limited lifetime warranty

 

Common Issues that require Powerstroke fuel injector replacement:

  • Plugged Nozzles
  • Blowby from Nozzle Pintle
  • Scored Plungers and Barrels
  • Broken Plunger Spring
  • Broken Nozzle Spring
  • Blown Internal Orings
  • Blown External Orings
  • Scored Poppet Valves
  • Worn Armature Clearances
  • Armature contacting solenoid
  • Loose adapter plate screws
  • Loose armature screw
  • Shorted/open solenoid
Warning

Warning

This product CANNOT be shipped to California!

*** THESE ARE SINGLE SHOT INJECTORS, CUSTOM TUNING IS REQUIRED ON ALL 1999-2003 MODEL YEARS***

Core charge will be refunded provided your existing Powerstroke injectors do not have any external damage and are rebuildable.

Under no circumstances will any injector cores be accepted that are shipped via United States Postal Service. There is a $50 per day late fee for cores returned after 21 days. Cores must be injectors that are in good physical condition, are rust free, and have not been burned or externally damaged. Cores that have been subjected to any alternative or “Bio” fuels will not be accepted as good cores. Any injector received that is disassembled or missing parts will not be accepted as a good core. There is a $50.00 charge per damaged solenoid. Cores should be returned in original packaging to avoid damage.

*Fuel injectors are sold in sets of 8. Call for single fuel injector pricing. We use ONLY New Alliant Power External Orings, beware of cheap orings. We have had multiple customers call us with competitor products using inferior orings that have failed.

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About brand
Unlimited Diesel builds reliability and performance parts for diesel trucks. The company focuses on durability, proper fitment, and long service life. Unlimited Diesel performance parts support daily driving, towing, and work use. Unlimited Diesel designs fuel system, cooling, and engine protection components. These products help reduce heat and improve reliability under load. Stronger parts help trucks operate consistently in demanding conditions. Diesel owners trust the brand for dependable upgrades. These products perform well in real-world driving environments.
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