Product Description
S&S Diesel 305-10VCO-SET TorqueMaster Injectors are a brand-new (not reman) set of six, engineered for the EARLY 5.9L common-rail Cummins (2003–2004). Built to OE standards and flow-matched as a complete set, these VCO-style “TorqueMaster” injectors restore crisp fueling and reliable performance on your 24-valve Cummins while maintaining street manners.
- Fitment-correct for EARLY 5.9 CR (2003–2004) per S&S application guidance.
- Brand-new bodies and nozzles; sold as a matched set of six.
- Flow-matched & profile-aligned to OE-level standards for smooth idle and balanced cylinders.
- VCO “TorqueMaster” nozzle spec for stock-plus drivability and dependable power.
- Backed by S&S Diesel engineering and CPP Diesel product support.
Fitment
Designed for the EARLY 2003–2004 Dodge Ram 2500/3500 Cummins 5.9L 24V common-rail platforms.
- Engine: Cummins ISB 5.9L 24-valve, common-rail
- Years: 2003–2004 (Early)
- Configuration: New Injector Set (6), S&S P/N 305-10VCO-SET
Note: Fits “Early 5.9” as 2003–2004. If your truck is 2004.5–2007, see our 5.9L Cummins CR Injectors category for mid/late options.
What’s Included
- (6) Brand-new S&S Diesel TorqueMaster (VCO) injectors – matched set
- Basic install notes & CPP support
Recommended Parts & Related Categories
- 5.9L Cummins CR Injectors – All Options
- Cummins Fuel Injectors Category
- Cummins Fuel System Category
- Injector Install Parts (feed tubes, seals, lines)
- Injector Return Line Components
Helpful Notes
- Core Policy: This NEW set typically does not require a core return; check the product page for any updates.
- Tuning: Not required for stock-equivalent operation; ensure no calibration faults exist before installation.
- Install Tips: Always use clean rail connections and consider new feed tubes & sealing washers during injector replacement.
FAQ
Will these injectors fit a 2005 5.9L?No. S&S designates the Early 5.9 TorqueMaster application as 2003–2004. For 2004.5–2007 mid/late 5.9L, shop our 5.9L CR Injectors to match your build.
This listing is for a brand-new set (not reman). If you need reman options, explore our Cummins injector category.
Highly recommended when replacing injectors to ensure a perfect seal and avoid contamination. See Injector Install Parts.
The TorqueMaster is a VCO-style nozzle. (S&S uses SAC nozzles for other sizes; TorqueMaster is the exception.)
Not for stock-equivalent TorqueMaster operation. Verify no stored codes and perform a proper relearn/bleed procedure during install.
