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Shop Fuel Injectors for Every Cummins Engine
Goldfarb & Associates supplies high-performance fuel injectors built specifically for Cummins diesel engines. Whether you run a 5.9L B-Series, 6CT, or an 8.3 mechanical platform, we stock the parts that keep your engine firing cleanly and efficiently.
We carry Bosch OEM injectors in both new and rebuilt formats. Each injector is inspected to meet Cummins specifications. You can count on consistent pressure, accurate fuel metering, and reliable startup under all operating conditions.
Our Injectors Are Built to Match Cummins Performance Demands
Cummins engines are trusted across the agriculture, construction, power generation, and on-road trucking industries. Their reliability depends on quality fuel delivery. That's where our injectors come in.
We support key Cummins platforms, including:
- 5.9L B-Series
- 6C / 6CT
- 8.3 Mechanical
- 12V applications
- Older and mid-generation mechanical systems
We match injectors using original Bosch part numbers, Cummins references, and nozzle specs.
Current Injectors Available for Cummins Applications
We maintain a large inventory of Bosch injectors suitable for Cummins engines:
0-434-250-045 (5641 881) New Bosch Nozzle fits Lucas DN12SD175 Engine
On Sale
$50.00
Regular price
0-434-250-073 (5643 450 ) New Bosch Nozzle fits Lucas CAV DN12SD221 Engine
On Sale
$50.00
Regular price
0R8682R (1278216) Rebuilt 3116 Fuel Injector fits CAT ExCAV/Lucasator 320B Engine
On Sale
$400.00
Regular price
1/314 Lucas Bryce Element Assemby
$0.00
Backordered (This part may be obsolete and no longer available)
104648-1130R (50643749) Rebuilt Zexel VE 4 Injection Pump fits Diesel Engine
On Sale
$950.00
Regular price
2439F030 (2439F030) Core CAV Injection Pump fits Lucas Engine
$0.00
Backordered (This part may be obsolete and no longer available)
2645K013R (2645K013) Rebuilt Perkins Fuel Injector fits Lucas Engine
On Sale
$50.00
Regular price
2674A256C (2674A256) Injection Pump fits CAV/Lucas Engine
$100.00
Backordered (This part may be obsolete and no longer available)
Each injector is built to handle the demands of mid-pressure and high-output diesel cycles in Cummins platforms. Cummins diesel injectors face extreme conditions like high heat, carbon exposure, and constant pressure. That’s why our Bosch injectors are manufactured from heat-treated steel and corrosion-resistant alloys. Nozzles and pins are designed to resist wear. Internal seals are pressure-rated and temperature-stable. You get parts built to withstand tough field use, long idle cycles, and heavy acceleration without loss of precision. Each injector is carefully verified before shipping. We inspect: All rebuilt units are completely disassembled. We clean each part ultrasonically, replace all wear items, and inspect the flow calibration. We stock Cummins-compatible injectors across all mechanical variants. These include: You’ll receive the correct fit with no modifications required. Our experts verify compatibility before shipping. Which injector do you need? No problem. Just provide: We’ll guide you to the correct injector using part cross-references and internal spec sheets. All orders ship fast within the continental U.S. We pack every injector securely in protective foam and boxes. Most orders leave our warehouse the same day. We also support international shipping upon request. Tracking is included on all orders. We've spent over 20 years supplying diesel injection components. Our strength lies in knowledge, inventory, and fast delivery. Cummins equipment owners trust us because: From construction fleets to independent repair shops, we're the go-to source for Cummins fuel delivery parts. Yes. We supply injectors for both mobile and stationary Cummins applications, including trucks, tractors, and generators. It refers to the engine configuration. 12V uses six injectors and mechanical control. 24V may use electronic actuation. Match injectors to the specific engine head design. No. Most mechanical Cummins injectors can be installed with basic tools. Some may require torque-specific wrenches for tightening the nozzle. Yes. Our rebuilt injectors are calibrated to match OEM specs and are inspected under simulated engine conditions. Yes. Most of our mechanical injector stock supports pre-Tier 4 Cummins engines, which are still in wide use today. Restore Power and Efficiency to Your Cummins Diesel Today Goldfarb & Associates offers thoroughly inspected, ready-to-install Bosch injectors for Cummins engines across multiple platforms. Whether you run a 5.9L B-Series or an 8.3L mechanical system, we have the exact part you need. With new and rebuilt options, no core charges on most stock, and fast U.S. shipping, getting your Cummins engine back to full power has never been easier. Shop now or contact our support team to get matched with the right injector. Keep your engine running strong.
$60.00
$60.00
$550.00
Backordered (This part may be obsolete and no longer available)
$1,200.00
$75.00
Backordered (This part may be obsolete and no longer available)
Enjoy High-Strength Materials for Long-Term Use
Our Inspection Process Makes the Difference
Choose from Multiple Injector Configurations
We Help You Match Injectors to Any Cummins Diesel
Avail Fast Shipping with Every Order
Why Goldfarb & Associates for Cummins Injectors?
FAQs About Cummins Fuel Injectors
Are these injectors compatible with both on-road and off-road Cummins engines?
What's the difference between 12V and 24V injectors?
Do I need special tools to install mechanical Bosch injectors?
Can rebuilt injectors handle full load performance?
Do you supply injectors for Tier 3 and older emission systems?
Order Cummins Injectors That Work as Hard as You Do
