Genuine Bosch N3 "003's" Injectors | Detroit Series 60 14L | Bosch 0986441029 | Mild Performance Upgrade

Bosch "003's" – The Perfect Street Performance Upgrade for Detroit Series 60

If you're looking for one of the best all-around injector upgrades for your 2004+ Detroit Series 60 14L DDEC IV & V EGR engine, the Bosch 0986441029, better known as the "003's", is an outstanding choice.

Originally designed for the Detroit N3 fuel system, these genuine Bosch injectors have become a favorite among performance enthusiasts looking to support 600-700 wheel horsepower while maintaining excellent street manners, drivability, and reliability.

Whether you're replacing worn factory injectors or stepping into your first performance build, the 003's provide the fuel needed to support a responsive street truck without sacrificing everyday usability.

Are these RIGHT, for you? 

The Bosch "003's" are our recommended MILD injector upgrade for customers targeting:

• 600-700 RWHP
• Excellent street manners
• Fast turbo spool
• Clean drivability
• Reliable daily-driven performance
• Towing-friendly power increase

Perfect Turbo Match

These injectors pair exceptionally well with several of our most popular Detroit turbocharger upgrades, including:

• 75mm 11-Blade Performance Turbo
• S410SX 78/132 Performance Turbo
• Garrett GT4708 Performance Turbo

Together, these combinations create a responsive, reliable package capable of impressive street performance and towing capability.

Features

• Genuine Bosch Fuel Injectors
• Bosch Part Number: 0986441029
• Commonly Known as "003's"
• Bosch N3 Detroit Series 60 Injectors
• Sold as a Set
• Excellent Street Performance
• Supports Approximately 600-700 Wheel Horsepower
• Factory Quality and Reliability
• Direct Replacement Installation

Fitment

Fits 2004+ Detroit Diesel Series 60 14L engines equipped with:

• DDEC IV
• DDEC V

Does NOT fit DDEC VI engines.

Why Choose Bosch "003's"?

The 003 injectors have earned a reputation as one of the most versatile Detroit Series 60 injector upgrades available. They deliver enough fuel to support serious horsepower while retaining excellent low-speed manners, making them ideal for customers who want more performance without building a dedicated race truck.

Whether your truck spends its life hauling loads or making weekend pulls, these injectors offer an excellent balance of power, response, and reliability.

Why Buy From Momentum Worx?

At Momentum Worx, we specialize in performance Detroit Diesel combinations—not just individual parts. If you're unsure which turbo, injectors, or supporting modifications best fit your horsepower goals, our team can help you build the perfect setup the first time.