Industrial Injection 5.9 Cummins 12 Valve Premium Stock Plus Builder Box (1991-1998)Industrial Injection 5. 9 Cummins 12 Valve Premium Stock Plus Builder Box (1991 1998) Build Your Own 12 Valve Cummins With Confidence The Industrial Injection 5. 9L 12 Valve Cummins Premium Stock Plus Builder Box was designed for diesel enthusiasts, engine builders, and mechanics who want the satisfaction of assembling their own engine while saving thousands in labor costs. This complete unassembled short block package includes all the critical

Unlock more performance from your 2006-2010 6

The Industrial Injection Fuel Rail Plug was designed to remove this factory valve and eliminate rail pressure drops

Product Family:

Engineered with a special coating process developed for race engines

Featuring extensive CNC porting

Open Flow Configuration

5-2018 & 2021-2024 6

Custom Fuel Plate Installed

Fits 1998-2003 7

New OE Bosch Tube

For higher RPM and higher boost

and applied to street and daily-use cars to help yield more durable engines