UDP Stage 3 Fuel Injectors – Set of 8 (UDP-STG3-REMAN) for 1994-2003 Powerstroke 7.3L
$2,467.50
The UDP Stage 3 Fuel Injectors (UDP-STG3-REMAN) are remanufactured injectors for 1994–2003 7.3L Powerstroke engines. They increase fuel flow and improve atomization to support higher horsepower and torque. Built using OEM cores with upgraded components, they provide reliable performance. Ideal for towing, daily driving, and performance builds up to 500 horsepower.
Unlimited 7.3 Powerstroke Injectors UDP-STG3-REMAN Stage 3
The UDP Stage 3 Fuel Injectors (UDP-STG3-REMAN) are Unlimited 7.3 Powerstroke injectors built for 1994–2003 Ford 7.3L diesel engines. These injectors increase fuel flow and improve atomization compared to stock units. As a result, they help deliver stronger horsepower and torque while supporting overall engine performance.
Upgrading injectors is one of the most effective ways to improve output on a 7.3L Powerstroke. This Stage 3 setup is designed for trucks that require more power for towing or daily driving.
Stage 3 Injectors for 7.3 Powerstroke Performance
These injectors increase fuel delivery over factory components. Increased fuel flow supports higher horsepower and improved throttle response. In addition, improved atomization helps create more efficient combustion.
Because of this, the engine can deliver more consistent power under load.
Remanufactured Injectors with Upgraded Internals
Each injector is remanufactured using OEM cores. Upgraded internal components improve durability and performance. The process follows strict quality standards to ensure reliable operation.
Using quality components helps maintain long-term consistency.
Supports 350 to 500 Horsepower Builds
This injector setup typically supports power levels between 350 and 500 horsepower. Performance depends on supporting upgrades such as tuning, turbochargers, and fuel system components.
Matching the correct combination of parts helps maximize results.
Ideal for Towing and Performance Applications
These injectors work well for towing, daily driving, and performance builds. Increased fuel delivery helps maintain power under load. As a result, trucks perform better in demanding conditions.
Improved fueling also supports upgraded turbo systems and custom tuning.
Reliable Injector Upgrade for 7.3L Diesel
The UDP-STG3-REMAN injectors provide a balance of performance and reliability. They are designed for Powerstroke owners who want increased power without sacrificing durability.
Explore more upgrades for your diesel truck here:
https://reviewdiesel.com/part/7-3-powerstroke-hpop-upgrade-cnc424018/
Fitment
1994-2003 Powerstroke 7.3L
Features
Each Unlimited Diesel Performance Powerstroke fuel injector:
- Includes NEW Tungsten coated Plunger & Barrel assemblies
- Inlcudes 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
*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.
Warning
This product CANNOT be shipped to California!
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. To make special arrangements for core returns please contact us at 409-383-4766 for approval.
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