Product Description
S&S Diesel LB7-300SAC-R-SET 300% Over Injector Set (Reman) — 2001–2004 GM Duramax 6.6L LB7
Push your LB7 build further with a matched, balanced set of remanufactured S&S Diesel Motorsport injectors that flow ~300% over stock. Built with SAC-style nozzles and validated on Bosch equipment, these injectors are engineered for serious power when paired with the right air and fuel system.
Key Features
- Remanufactured S&S injectors with SAC-style nozzles for durability and high flow.
- Sold as a balanced set of 8 for consistent cylinder-to-cylinder delivery.
- Built and calibrated on genuine Bosch equipment; competition-ready fueling.
- Core return required (typical industry practice for LB7 reman sets).
Fitment
2001–2004 GM Duramax 6.6L LB7 (Chevy Silverado/GMC Sierra 2500/3500).
What’s Included
- (8) S&S Diesel Motorsport Reman 300% Over Injectors (LB7-300SAC-R-SET)
- Balanced set documentation (flow data as supplied by manufacturer)
Recommended Supporting Parts (CPP Internal Links)
- GM Duramax Parts Hub — quick access to LB7 systems and accessories.
- Duramax Injectors / Nozzles Category — browse injectors and nozzles for LB7.
- LB7 Injection Lines — Complete Set (Fleece) — replace aged lines when installing injectors.
- LB7 Injector Line Set (BD Diesel) — OE-style replacements to prevent leaks/contamination.
- Shop All S&S Diesel at CPP — pumps, injectors, and fueling upgrades.
Installation & Notes
- Professional installation recommended; verify air, fuel, and tuning are sized for 300% over flow.
- Core charge/return policy applies (per reman injector industry standard).
- For off-road/competition configurations, verify local regulations.
FAQ
Q: Is custom tuning required for 300% over injectors?
A: Yes. These injectors support extreme fueling and typically require appropriate tuning, turbo airflow, and lift pump support to operate correctly.
Q: Are these sold as a complete set?
A: Yes, LB7-300SAC-R-SET is a set of 8 reman injectors for 2001–2004 LB7 applications.
Q: Do I need to replace injector lines?
A: It’s strongly recommended on LB7 due to corrosion and contamination risks. See our LB7 line sets linked above.
Q: Will these pass emissions?
A: These are high-flow competition-oriented injectors. Emissions compliance depends on your local regulations and vehicle configuration.
