Note: that these cables are not an exact drop-in bolt-on replacement. They require that you splice leads into the existing wiring (more info). Cables are shipped with connector and heat shrink to complete the splice.
Table of Contents
Gen 3 cables shown. Your’s will be slightly different.
Gen 2.5, 5.9L, 24 valve.
Includes:
Right Positive 2/0 battery to battery with loom.
Left Positive 2/0 battery to starter with loom.
Right and Left Negative Cables w/Loom
Note: On right side negative small wire, the customer must splice to existing wires with factory plugs. A splice and heat shrink is provided.
2 Positive, 2 Negative military style battery terminals with lock nuts and covers.
Please see the picture.
Alternator cable is optional.
For Gen 2.5, 5.9L, 24 valve, Cummins.
This cold weather kit is for trucks used in extreme weather (i.e. snow plows). They might be a little harder to install than the 2/0 kit. It may require some minor fitting (for example, grinding starter lug for clearance).
Includes:
Alternator cable is optional.
Individual cables do NOT include cover or loom. Covers and loom are available. See the bottom of the page.
Gen 2.5
Right Negative MIL 3 wire w/pigtail and splice
Customer must splice to existing factory plugs on ground wire
Gen 2.5
Left Negative MIL 3 wire
Gen 2, 24 valve, 5.9 L
2/0 Right Positive Cable
Includes:
2/0 Battery to battery (aka crossover cable).
One (1) Positive (+) military-style battery terminals with a lock nut.
Please see the picture.
Loom and cover are optional and available for purchase below.
2/0 Left Positive Cable for Dodge with Cummins diesel and dual batteries.
Includes:
Left Positive 2/0 battery to starter cable.
One (1) Positive (+) military-style battery terminal with lock nut.
Please see the picture.
Loom and covers are optional and available for purchase below.
This cold-weather upgrade is for trucks used in extreme weather (i.e. snow plows). They might be a little harder to install than the 2/0 kit. Some customers, but not all, have reported that minor fitting was necessary (ie grind starter lug for clearance).
Includes:
Left Positive upgraded 3/0 battery to starter for improved Cold Weather/Hard Start performance.
One (1) Positive (+) military-style battery terminals with a lock nut.
Please see the picture.
Loom and cover are optional and available for purchase below.
4 ga alternator wire WITHOUT fuse link for Dodge Gen 2 (alternator to fuse box).
This replaces the OEM alternator wire that goes to the 140A fuse in the fuse box.
Various years
Alternator cable
4 gauge 18" alternator with fuse link (for stock alternator)
Please inspect your truck to determine which of these cables is right for your application.
This is a replacement for the wire from the battery to the single relay for the grid heater. Works on various years.
6 gauge with fuse link
This is a replacement for the wire that splits at the battery and goes to the 2 relays for the grid heaters. Works on various years.
NOTE: Different lengths.
8 gauge with 12 gauge fuse link x 2
Kits include loom and covers but individual cables do NOT.
Price is for one (1) cover
NOTE: Included in our FULL dual battery diesel kits.
Select color below.
Notes from the owner:
Photo credit: Many thanks to a customer for this picture of his truck near St George, Utah.
Listed below are the battery cables for the 1998-2002 Dodge Ram 2500/3500 5.9L Cummins 24 valve Diesel – Gen 2.5
If you are looking for the Gen 1 (1989-1993) Dodge Ram, click (1989-1993)
If you are looking for the Gen 2, 5.9L, 12 Valve Cummins (1993-1998) Dodge Ram, click (1993-1998)
If you are looking for the Gen 3, 5.9L, 24 Valve Cummins (2003-2007), Dodge Ram, click (2003-2007)
If you are looking for the Gen 3, 6.7L, 24 Valve Cummins (2007-2009), Dodge Ram, click (2007-2009)
If you are looking for the Gen 4, 6.7L, 24 Valve Cummins (2010-?), Dodge Ram, click (2010-?)
For Dodge Ram model ID and history, click Model ID