Engineered specifically for 2006 through 2007 Chevrolet Silverado and GMC Sierra 2500HD/3500HD Classic trucks powered by the 6.6L LBZ Duramax diesel engine, the Genuine Bosch Brand-New Fuel Injector (Part # 0445120042) represents the highest-grade replacement available for common-rail fuel systems.

Unlike remanufactured units, these injectors are completely new from top to bottom, built directly in the Bosch facility using the latest manufacturing tolerances and metallurgical updates.

Key Features & Benefits

• 100% Brand-New Build: Fabricated entirely from new componentry with no reconditioned housings or internal parts.
• Latest OE Engineering Revisions: Incorporates the most current factory updates to ensure superior durability compared to original factory assembly lines.
• End-of-Line Factory Tested: 100% tested on precision OE test benches to guarantee exact flow uniformity and spray patterns.
• Individual Availability: Sold individually to support targeted cylinder replacement or complete set installations.

Technical Specifications

• Manufacturer / Brand: Bosch (Original Equipment Manufacturer)
• Manufacturer Part Number / SKU: 0445120042 (100% Brand-New Stock Common Rail Injector)
• Product Type: Brand-New OE Common Rail Fuel Injector
• Horsepower Rating: Stock Replacement
• Truck Compatibility: 2006–2007 GM Silverado / Sierra 2500HD / 3500HD (LBZ Duramax)
• Engine Platform: 6.6L V8 Turbo Diesel (LBZ)
• Core Requirement: None
• Warranty: Bosch 1-Year / Unlimited Mileage Warranty

Vehicle Fitment & Technical Installation Notes

• 2006–2007 GM 6.6L LBZ Duramax (Includes Classic body style models)
• Installation Tip: Clean injector copper washer bores meticulously. Always replace high-pressure rail lines, hold-down clamps, and sealing O-rings during installation to eliminate high-pressure leaks.