S&S DIESEL LB7-200SAC-SET 200% OVER INJECTOR (NEW) — 2001–2004 GM DURAMAX 6.6L LB7

S&S Diesel LB7-200SAC-SET 200% Over Injector (New) — 2001–2004 GM Duramax 6.6L LB7

Unlock serious fueling capacity for your LB7. The S&S Diesel Motorsport LB7-200SAC-SET delivers a 200% over flow increase using precision SAC-style nozzles, brand-new components, and Bosch-calibrated quality for consistent performance under extreme demands.

Fitment

• 2001–2004 Chevrolet Silverado/GMC Sierra 2500/3500 with 6.6L Duramax LB7
• Direct-fit common-rail injectors engineered for competition and high-output builds

Key Features

• 200% over flow SAC-style nozzles for maximum fueling headroom
• New (not reman) injector bodies and components; balanced and tested on Bosch equipment
• Built for high horsepower with proper air, fuel supply, and calibration
• Matched set for consistent cylinder-to-cylinder delivery

What’s Included

• Set of 8 S&S LB7-200SAC-SET new injectors (200% over)
• Documentation and installation guidance

Recommended Supporting Parts (CPP Internal Links)

• Shop All S&S Diesel at CPP
• 2001–2004 Duramax Fuel System Upgrades
• LB7 Injector Install Kits & Seals
• Diesel Lift Pumps
• Tuning & Programmers

Helpful Notes

• Professional installation and custom calibration are strongly recommended for 200% over injectors.
• Upgrade your lift pump and filtration to protect your investment and maintain rail pressure.
• Intended for high-performance/competition builds; verify local emissions regulations before use.

FAQ

Yes. Calibrations are required to properly control pulse width, timing, and rail pressure at this flow level.

This SKU is a brand-new set. For reman options, see our S&S reman listings on CPP.

A quality lift pump, upgraded filtration, adequate turbo airflow, and proper tuning are highly recommended. See the links above for CPP-supported parts.

Yes. They are designed for 2001–2004 GM Duramax 6.6L LB7 applications (Chevy/GMC 2500/3500).