Description
2001-EARLY 2004 GM/CHEVROLET 6.6L DURAMAX LB7 ALLIANT POWER INJECTOR MASTER INSTALL KIT (ONE BANK ONLY)
The Alliant Power AP55116 Reman Fuel Injector Bank Kit is a complete, OEM-quality service solution designed for replacing all four injectors on one cylinder bank of the 2001–2004 GM 6.6L LB7 Duramax engine. As one of the most common maintenance repairs on the LB7 platform, injector replacement requires more than just new injectors. This comprehensive kit includes the critical installation components needed to complete the repair correctly, helping reduce installation time while restoring engine performance, fuel economy, and drivability.
Each injector is professionally remanufactured by Alliant Power in its ISO 9001:2015 certified facility and tested to meet OEM performance specifications. Designed as an exclusive Alliant Power kit, the AP55116 includes new high-pressure fuel lines, sealing components, banjo hardware, rocker cover gasket, and RTV sealant to help ensure a leak-free installation. Backed by a two-year unlimited mileage warranty, this kit offers an excellent combination of reliability, value, and OE-level quality for stock and work truck applications.
What's Included
- (4) Alliant Power Remanufactured Fuel Injectors
- (4) High-Pressure Rail-to-Injector Fuel Lines
- (4) Fuel Return Banjo Bolts
- Injector Return Banjo Washers
- Rocker Cover Gasket
- Injector O-Ring Kit
- Valve Cover RTV Silicone Sealant
- Complete installation components for one cylinder bank
Features & Benefits
- Complete injector replacement kit for one cylinder bank
- OEM-quality remanufactured injectors
- Professionally assembled in the USA
- Manufactured in an ISO 9001:2015 certified facility
- Restores proper fuel atomization and engine performance
- Helps improve idle quality and throttle response
- Includes new high-pressure fuel lines to simplify installation
- Complete sealing components help prevent fuel and oil leaks
- Ideal for stock, towing, fleet, and work truck applications
- Backed by Alliant Power's two-year unlimited mileage warranty
Compatibility
- 2001–2004 Chevrolet Silverado 2500HD 6.6L LB7 Duramax
- 2001–2004 Chevrolet Silverado 3500 6.6L LB7 Duramax
- 2001–2004 GMC Sierra 2500HD 6.6L LB7 Duramax
- 2001–2004 GMC Sierra 3500 6.6L LB7 Duramax
Replacing injectors on the LB7 Duramax is one of the most important maintenance procedures for maintaining engine reliability and performance. The Alliant Power AP55116 Injector Bank Kit provides everything needed to service one cylinder bank with OEM-quality remanufactured injectors and premium installation components, making it an excellent choice for professional technicians and diesel owners looking for dependable, long-lasting performance. Two kits are required to replace all eight injectors on the engine.
Shipping Disclaimer
✔️ We ship via USPS, UPS, and FedEx.
✔️ Carrier selection is based on package size, weight, and destination.
✔️ Expedited shipping options available, call to check freight options
✔️ Orders are processed within 1 business day (Monday–Friday).
✔️ Orders placed on weekends or holidays will be processed on the next business day.
✔️ Tracking information will be provided once the item ships.
✔️ Shipping to PO Boxes, APO/FPO may be limited based on carrier restrictions.
California Proposition 65 Warning
WARNING: This product can expose you to chemicals including lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm.
For more information, go to www.P65Warnings.ca.gov
Warranty Information
