2001-2004 Duramax LB7 BD-Built Stock/StockPlus Fuel Injector2001 2004 Duramax LB7 BD Built Stock StockPlus Fuel Injector BD Built Stock replacement injectors are OE quality, assembled using OE procedures, and fully calibrated and tested to ensure perfect operation.

4L Roller Lifter Set of 16 (JB-2104)

Upgrade to these Upgraded OEM-Style Rocker Arms and experience superior reliability

Deck (31213654)

5 times thicker than stock

Note: Required custom tuning for 2004

harnesses and coolant bottle

which requires a unique address from the other ECUs already on a vehicle's network

Now get these kits with Borg Warner SX-E turbo options and expect even more

All NEW Turbos are 17-19 Style Turbochargers so you will need to update your Pedestal

Flow-Max pressure regulation springs

0L 4" Turbo Back Exhaust 3

9L Custom Injector Set (DDPISB-DFV2)