LB7 Duramax Fuel System Contamination Kit (2001–2004 Chevy & GMC 6.6L)

What’s Included:

• Bosch High-Pressure Injection Pump (CP3): Genuine OEM quality engineered to meet precise factory flow and pressure specs.
• Bosch Fuel Injectors (Set of 8): Factory-fresh performance and precise atomization for clean combustion, restored power, and optimal fuel economy.
• Bosch Fuel Rails: Brand-new fuel rails ensuring clean, debris-free fuel delivery to every cylinder.
• Alliant Power High-Pressure Injector Lines: Premium replacement lines built to prevent leakages and ensure optimal rail-to-injector pressure.

Vehicle Fitment:

• Engine: 6.6L Duramax Diesel (Engine Code: LB7)
• Years: 2001, 2002, 2003, 2004
• Models:
  • Chevrolet Silverado 2500HD / 3500HD
  • GMC Sierra 2500HD / 3500HD

Warranty & Core Charge Information:

• 2-Year Bosch Parts Warranty: All Bosch components (injection pump, fuel injectors, and fuel rails) are backed by a 2-Year Manufacturer Parts Warranty covering defects in materials and workmanship.
• Warranty Exclusions: Please note: The manufacturer warranty covers component defect only. Damage resulting from external fuel contamination (e.g., metal debris, rust, water intrusion, or poor fuel quality) after installation is strictly excluded from warranty coverage.
• Refundable Core Charge: $1,000.00
• How Core Return Works: To receive your full $1,000 core deposit refund, return your original pump and injector cores within the specified core return window. Once our team receives and inspects your cores, your original payment method will be credited promptly.