Industrial Injection 214312 Remanufactured Fuel Injector with Bosch Connecting Tube

The Industrial Injection 214312 is a remanufactured stock replacement fuel injector for the 2003–2004 5.9L Cummins common rail diesel engine. Built in Industrial Injection's Bosch-authorized facility, this injector is designed to restore factory fueling performance and long-term reliability. The kit includes the remanufactured injector and a new Bosch connecting tube for a complete, ready-to-install assembly.

Key Features:

• Bosch-Authorized Remanufacturing: Each injector is expertly remanufactured and calibrated using Bosch machines and procedures to ensure industry-leading reliability and quality
• Tighter-Than-OEM Tolerances: Injectors are balanced to tighter tolerances than original manufacturer specifications for improved consistency and smoother idle
• OEM-Quality Internal Components: Built using brand new factory OEM Bosch parts, including nozzles, ensuring a direct-fit OEM-quality replacement
• Rigorous Multi-Stage Testing: Each injector is individually tested on a factory OEM test stand — including resistance test, system leak test, purge, idle speed test, mid load test, full load test, and static back leak test
• Includes New Bosch Connecting Tube: Comes complete with a new Bosch connecting tube (F00RJ01572 / F00RJ01831) to help prevent warranty issues during installation
• Includes Hardware: New copper crush washer and o-rings included for installation
• 2-Year Unlimited Mileage Warranty: Backed by Industrial Injection's comprehensive 2-year unlimited mileage warranty
• Sold Individually: One injector per purchase

Core Charge Notice: A refundable core charge applies to this product. Cores must be returned within 90 days to qualify for a full refund. Only Bosch or Cummins OEM connector tubes (Bosch F00RJ01572 / F00RJ01831 or Cummins 3979419 / 5346206) are approved for use — aftermarket connector tubes will void the warranty.

The Industrial Injection 214312 remanufactured injector is an ideal solution for diesel owners seeking a reliable, cost-effective replacement for worn or failed common rail injectors in the 2003–2004 5.9L Cummins platform.