Collection:

2017-2019 GM 2500/3500 Transmission

13 Products
Regular Price $22.99
Sale Price $22.99
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Get rid of oil leaks from the harness connector with our replacement internal wiring harness seal for the Allison LCT and GM 4T65-E. This 20-way pin seal is a direct replacement for the hard to fin...
Regular Price $139.99
Sale Price $139.99
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Get rid of oil leaks from the harness connector with our replacement internal wiring harness seal for the Allison LCT and GM 4T65-E. This 20-way pin seal is a direct replacement for the hard to fin...
Regular Price $329.99
Sale Price $329.99
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Replace your leaking transmission lines with our heavy duty, high flow, flexible transmission lines. Our kit is the most complete replacement transmission line kit available for your L5P truck!  ...
Regular Price $444.95
Sale Price $444.95
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BD's FleX-Plate is designed to reliably handle up to 1,500 lb-ft of torque. These units are forged billet, precision-balanced and SFI approved for use in race application. Black Oxide coated to res...
Regular Price $396.95
Sale Price $396.95
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High volumes of cool oil equate to long transmission life. BD's transmission pans increase oil capacity, while their aluminum construction and heat-dissipating fins keep temperature down. As an add...
Regular Price $85.00
Sale Price $85.00
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Allison 1000 L5P Transmission Cooler Thermostatic Bypass Upgrade  All 2017-2019 L5P Duramax equipped GM/Chevy trucks have always been known to run hotter than then their early predecessors.  There ...