Industrial Injection 21B301 Stock Reman Fuel Injector Pack with Bosch Connecting Tubes 6.7L Cummins Cab & Chassis

The Industrial Injection 21B301 is a complete, all-in-one remanufactured fuel injector kit designed for the 6.7L Cummins Cab & Chassis. This kit provides a straightforward, direct-replacement solution for worn or failing diesel fuel injectors, restoring proper fueling and engine reliability without the guesswork of sourcing components separately.

Each kit includes six remanufactured stock injectors and six genuine Bosch connecting tubes. Every injector is built entirely in-house at Industrial Injection using brand new factory OEM components, including fresh nozzles — not worn cores simply cleaned and resealed. Injectors are precision-balanced to tighter tolerances than the original manufacturer specification, ensuring matched flow rates across all six cylinders for smooth, reliable performance.

Kit Contents:

• 6x Industrial Injection Stock Reman Fuel Injectors
• 6x Bosch Connecting Tubes
• Copper washers and O-rings included

Key Features:

• Direct factory replacement — stock output configuration
• Built with brand new factory OEM parts, including nozzles
• Precision-balanced to tighter tolerances than OEM specification
• Genuine Bosch connecting tubes included for a complete service kit
• 2-Year Unlimited Mileage Warranty

Industrial Injection has been a trusted name in diesel fuel system remanufacturing since 1985, with all injector assemblies built in-house to strict quality standards. The 21B301 kit is the ideal choice for restoring reliable diesel performance to 2010–2012 6.7L Cummins Cab & Chassis applications.