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2001-2004 GM 2500/3500

287 products
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RevMax | 2001-2016 GM Allison 1000 Billet PTO Covers RevMax | 2001-2016 GM Allison 1000 Billet PTO Covers
$178.00
$178.00
Our RevMax PTO covers are made from the highest quality BILLET 6061 Aluminum. They offer much more strength and durability along with precision machined surfaces for good sealing. We sell these as ...
RevMax | 2001-2010 Allison 1000 High Pressure Regulator Spring And Shim Kit
$89.00
$89.00
2001-2010 ALLISON 1000 High Pressure Regulator Spring and Shim Kit.  
Fleece | Rail Pressure Sensor Pigtail Fleece | Rail Pressure Sensor Pigtail
$52.00
$52.00
Our replacement connector with 6" pigtail will get you back on the road quickly.  Includes heat-sealable butt-style connectors. Produced in-house, our manufacturing process includes fully automated...
Calibrated Power | 2001-2005 GM LB7 / LLY Allison 6 Speed Conversion Kit Calibrated Power | 2001-2005 GM LB7 / LLY Allison 6 Speed Conversion Kit
$2,832.00
$2,832.00
Enhance multiple aspects of your ride with the Duramaxtuner 6 Speed conversion kit! Take your 2001-2005 Allison to another level by adding a sixth gear! Custom TCM tuning for your specific truck D...
Calibrated Power | 2001-2004 GM LB7 Switch On The Fly Tune Only EFI Live Spade Calibrated Power | 2001-2004 GM LB7 Switch On The Fly Tune Only EFI Live Spade
$779.00
$779.00
Get All Five Custom Tunes, Switchable while driving (Switch-On-The-Fly) Emissions Intact – you do not remove your emissions equipment 50 State Legal! SPADE Tuning, Part No. #11-11, E.O. No. D-845 ...
Calibrated Power | 2001-2004 GM LB7 Duramax Switch On The Fly Tune EFI Live Calibrated Power | 2001-2004 GM LB7 Duramax Switch On The Fly Tune EFI Live
$1,615.00
$1,615.00
Get All Five Custom Tunes, Switchable while driving (Switch-On-The-Fly) Emissions Intact – you do not remove your emissions equipment 50 State Legal! SPADE Tuning, Part No. #11-10, E.O. No. D-...