2003-2007 Powerstroke 155cc Premium Stock Injector Set (WDI 155/STK PREM)

Fits

These injectors have been modified to flow 20cc over stock. You will notice better fuel economy and low-end torque. You will have to run custom tuning with these injectors to get them to idle properly and to maximize the potential of the injectors. Blue spring and upgraded banjo bolts are recommended. 

These injectors have been remanufactured; all internal mating surfaces have been remanufactured, all pieces of the injector have been inspected,  defective parts replaced, and each solenoid has been tested. All replaced o-rings in and on the injector. Every injector is flow tested on a flow bench. Each injector must pass 4 tests.

Part Number: wdi-155stock

• Better fuel economy
• All replaced o-rings
• Remanufactured all internal mating surfaces
• Sold in sets (8)

• You will have to run custom tuning with these injectors to get them to idle properly and to maximize the potential of the injectors. Blue spring and upgraded banjo bolts are recommended.

Fits

This premium stock replacement injector from WDI features a brand-new spool valve and solenoid for improved reliability and longevity, backed by a full 2-year warranty. Designed to maintain factory-correct fueling while restoring lost performance, this injector is ideal for customers seeking a high-quality OE-flow option with upgraded internal components.

Part Number: WDI 155/STK PREM

• Stock nozzle size (Stock-flow replacement)
• Premium spool valve & solenoid (brand-new)
• Smooth idle and factory-correct fueling
• Remanufactured housing and internal mating surfaces
• All new O-rings installed
• Flow-bench tested and calibrated to precise specs 
• Sold as a set of 8 injectors

• You will have to run custom tuning with these injectors to get them to idle properly and to maximize the potential of the injectors. Blue spring and upgraded banjo bolts are recommended.