Injectors
At Momentum Worx, we specialize in delivering high-performance diesel fuel injectors for the toughest engines on the road — including Caterpillar (CAT), Cummins, Detroit Diesel, and other top commercial applications. Whether you're running a 3406E, ISX, Series 60, or any other heavy-duty platform, we stock the fuel injectors that keep your engine burning clean, efficient, and powerful.
Our injectors aren’t just parts — they’re precision components tested to the most rigorous standards in the industry. Every injector we sell is built to meet or exceed OEM specs. That means drama-free installation, flawless fuel delivery, and countless miles of reliable operation — no leaks, no misfires, no guesswork.
From stock replacement injectors to high-flow performance sets for modified trucks, Momentum Worx has you covered. We understand what owner-operators and fleets need because we’re part of the same world — built around uptime, torque, and results. Our injector sets are always sold as FUL SETS and we offer expert support for any questions or build plans.
Why Choose Injectors from Momentum Worx?
- Precision-tested for OEM-level reliability
- Options for stock, tuned, and fully built engines
- Fast shipping, U.S.-based inventory
- Backed by real diesel experience
Whether you're refreshing a tired engine or feeding a monster turbo setup, start with the injectors that get it done right the first time. Momentum Worx — when performance isn't optional.
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Genuine BOSCH 7650's Detroit 12.7L Series 60 Upgraded injectors (Set of 6)
Bosch
$1,776.00R5237650 “7650's” – Premium 12.7L Detroit Series 60 Injectors R5237650 injectors—commonly known as “7650's”—were originally installed in the Premium 12.7L Detroit Series 60 engines, the final and...$1,776.00 -
CAT 3406E "58" Injectors
Momentum Worx
$3,000.00Step up your CAT game with a set of CAT 0R0958 injectors, also known as “58s” in the Caterpillar community. Originally found in 550HP 3406E engines, these injectors are a favorite for lightly modified 3406E and C15 builds needing a bump in...$3,000.00 -
CAT C15 Acert 550HP Injectors | 10R1273
Momentum Worx
$3,000.00CAT C15 ACERT 550HP Injectors – 10R1273 For BXS, MXS & NXS Engines The 550HP ACERT is one of the most popular C15 platforms ever built. And when the injectors start slipping, you feel it immediately. The 10R1273 is the correct...$3,000.00 -
CAT 3406E "55" Injectors
Momentum Worx
$3,000.00Make some jam with a fresh set of 10R0955 injectors, better known in the diesel world as “55s.” These high-flow injectors are the go-to upgrade for serious power builders running modified CAT 3406E or C15 engines. Each set includes 6...$3,000.00 -
Genuine BOSCH 5915's 8 Hole Nozzle Injectors Detroit 12.7L Series 60 (Set of 6)
Bosch
$2,000.00R5235915 “5915’s” Injectors – 12.7L Detroit Series 60 The R5235915 injectors, commonly referred to as “5915’s,” are a popular factory and performance injector option for 12.7L Detroit Series 60 engines. Known...$2,000.00 -
CAT 3406E "57" Injectors
Momentum Worx
$3,000.00Proven Factory Fueling. Perfect Balance. Zero Guesswork. If you’re staying close to factory spec or running a mild tune on your CAT 3406E or early C15, the legendary 0R0957 “57s” injectors are the gold standard. These injectors came in...$3,000.00 -
ISX15/X15 Cummins Injector Fuel Supply Connectors | Set of 6 | 2894829
$450.00This set includes six Cummins fuel connectors (PN: 2894829) designed for proper installation when servicing or replacing injectors. These connectors are a torque-to-yield component, meaning they are engineered for one-time use and should be replaced...$450.00 -
CAT C15 Acert SDP Injectors | 10R6163
Momentum Worx
$3,800.00CAT C15 ACERT SDP Injectors – 10R6163 The 10R6163 is the correct injector for Caterpillar C15 ACERT SDP engines, engineered to work with the SDP fuel system’s dual-pressure design. This isn’t interchangeable with standard BXS/MXS/NXS...$3,800.00 -
CAT C15 Acert 625HP Injectors | 10R3261
Momentum Worx
$3,000.00CAT C15 ACERT 625HP Injectors – 10R3261 The 10R3261 is for the 625HP Caterpillar C15 ACERT — the big dog factory rating. Fitment for BXS, MXS, NXS. NOT SDP If you’re running one of these engines, you already know...$3,000.00 -
Cummins ISX High Pressure Fuel Pump | CM2250 & CM2350 - 4359487RX
Momentum Worx
$3,600.00High Pressure Fuel Pump – Cummins ISX Single Cam (CM2250 / CM2350) Model Years 2011–2016 Cummins ISX / ISX15 | Premium Remanufactured HPFP Unit If you’re chasing reliable fuel pressure, consistent rail delivery, and long-term...$3,600.00 -
Genuine BOSCH 5575's 8 Hole Nozzle Injectors Detroit 12.7L Series 60 (Set of 6)
Bosch
$1,775.00R5235575 “5575’s” Injectors – 12.7L Detroit Series 60 The R5235575 injectors, commonly known as “5575’s,” were factory-installed in 430–470 HP 12.7L Detroit Series 60 engines and have long been a proven...$1,775.00