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2017-2019 GM 2500/3500 Transmission

18 products
Regular price $429.00
Sale price $429.00
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Banks brings Ram-Air cooling to the Allison 1000 transmission. Using technology from our patented differential covers, the Banks Ram-Air Transmission Pan extends fluid life by rejecting more heat t...
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!  ...
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Regular price $83.95
Sale price $83.95
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The XDP X-TRA Cool L5P Transmission Cooler Thermostatic Bypass XD396 helps lower temperatures and prolong the life of the Allison transmission in your 2017-2019 GM 6.6L Duramax L5P. From the factor...
Regular price $804.99
Sale price $804.99
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SFI approved billet flexplates from ATS will hold up under the most extreme conditions. ATS billet flexplates are SFI approved, meaning that they stand up to the toughest race application standards...
Regular price $499.95
Sale price $499.95
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There's no greater enemy for a transmission than heat. Whether your 2017-2019 Chevy/GMC 6.6L L5P Duramax is a dedicated tow vehicle, hardworking fleet truck, or a daily driver with a liking for the...
Regular price $93.95
Sale price $93.95
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Debris in the stock cooler bypass valve can cause it to jam the internal valve, keeping it in recirculation mode. When this happens, the transmission temperature will rise, which can lead to overhe...