2001-2004 Duramax LB7 Industrial Injection Injector Return Line Bolt Kit (412604)2001 2004 Duramax LB7 Industrial Injection Injector Return Line Bolt Kit (412604) Industrial Injection is The Leading Distributor, Supplier, And Remanufacturer Of Diesel Fuel Systems, Turbochargers, And Engines. Their experience in fuel injection, turbochargers, & engine components is unmatched. Industrial Injection will always deliver the best products for your light, medium, & heavy duty diesel.

and temperature rise

0L Powerstroke with this quality replacement from Alliant

May work with other aftermarket mounts that use similar uni-ball construction

GM Duramax LBZ | LMM | 2008 - 2010

Unlike factory parts

Two Size Options:

or have trouble reaching operating temperatures

9L Cummins engine with our premium Fire Ring Gasket

250CC 7mm injectors are the largest you can run on stock HPOP

This is done by tying the end of each fuel rail together through a Bypass Fuel Pressure Regulator

No special tools required

Ford SD replacement pillar mount