Product Description
S&S Diesel LBZ-100SAC-R-SET 100% Over (Reman) Injector Set — 2006–2007 GM Duramax 6.6L LBZ
Built for serious fueling demands, this S&S Diesel Motorsport set uses SAC nozzles honed and matched for consistency, with sets flow-matched to tight tolerances for clean power. Designed specifically for the 2006–2007 LBZ, these 100% over injectors support major airflow/turbo upgrades when paired with proper fuel supply and tuning. Fitment and size options are based on S&S LBZ injector program details.
Fitment
- 2006–2007 Chevrolet Silverado/Sierra HD 2500 & 3500 with Duramax 6.6L LBZ.
- Replaces factory LBZ injectors; intended for high-flow performance builds (100% over).
What’s Included
- (8) Remanufactured S&S LBZ injectors with 100% over SAC nozzles (balanced as a set).
- Built to S&S process standards (proprietary nozzle honing, matched sets).
- Core return required by most dealers (check your order terms).
Recommended Supporting Parts
- Duramax Injectors & Nozzles Category — compare LBZ injector options and related hardware at CPP.
- S&S 12mm CP3 (LBZ-based) — higher displacement CP3 to keep up with 100% over injectors.
- Fleece PowerFlo In-Tank Lift Pump (2004.5–2007 LLY/LBZ) — reliable supply to the CP3 under load.
- GM Duramax Parts Hub — gaskets, sensors, and supporting upgrades.
Notes
- High-flow injectors require adequate lift pump/filtering and a capable CP3 to maintain rail pressure.
- Custom calibration is strongly recommended for drivability and smoke control with 100% over sizing.
- Some retailers mark LBZ 100% over sets as not legal for sale/use in California; check local regulations.
FAQ
Will these fit my 2006 or 2007 LBZ?
Yes. They’re built for the 2006–2007 GM Duramax 6.6L LBZ platform.
Do I need a lift pump and CP3 upgrade?
For best results with 100% over injectors, pair with a quality lift pump and a higher-output CP3 to sustain commanded rail pressure.
Is tuning required?
Custom tuning is highly recommended to optimize fueling, smoke control, and drivability with this injector size.
What’s included in the box?
A matched set of eight reman S&S LBZ injectors with 100% over SAC nozzles; core return typically required (details vary by seller).
Are these legal for road use?
Availability/use may be restricted in some regions (e.g., California listings show not legal). Verify local laws before purchase/installation.
