2003-2004 Cummins 5.9L Aluminized 4" Down Pipe (DAL405)Get even more exhaust flow with this 4" Down Pipe. Constructed from aluminized steel, you can cou on this pipe lasting for as long as you own your truck.

resulting in higher oil pressure

Injectors are primarily intended for off-road use and are big enough to be ran with a 13mm P-pump

and threads so that all studs see a consistent clamp load

BD's fully Adjustable Track Bar can not only accommodate lifted trucks up to 4-inches

Alternate part numbers: 0 445 120 204

Replaces the weak factory intercooler intake pipes on the 2003-2009 Dodge Cummins 5

transmission reset and quick learn function

5-2010 Duramax LMM PML Reman Cylinder Head Set of 2 (CH66D-LMM-075-10)

The Mean Green High Super Output Alternator is the answer to all your charging problems

2001-2007 Duramax 4" Cat Back Exhaust OEM 4 Bolt Flange w/ Muffler (431110)

2006-2007 Duramax LBZ Dynomite Diesel Brand New Injector 150% Over (DDPNLBZ-300)

Engine-Specific Fit: Built to accommodate the tight clearances found in 12-valve Cummins cylinder heads