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Collection:

2004.5-2005 GM 2500/3500 Transmission

64 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...
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Regular price $20.00
Sale price $20.00
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For those that have upgraded their manual transmission with a Fast Cooler for added thermal protection and increased rigidity, and added the corresponding filter kit, this is a replacement fil...
Regular price $248.00
Sale price $248.00
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Fast Coolers add a significant amount of lubricant and aluminum surface area for heat to dissipate. Temperatures are reduced on a average of 30 degrees. The upper magnetic fill plug makes it easy t...
Regular price $199.95
Sale price $199.95
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The XDP Tow Series Flex Plate XD644 is an outstanding upgrade for your Duramax! If your truck is used for constant heavy-duty towing, it's only a matter of time before your factory flex plate fails...
Regular price $1,019.01
Sale price $1,019.01
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This clutch supports up to 375HP / 700TQ. Smooth engagement and is a good replacement for stock clutch. NOTES: Does NOT include hydraulics. Fits models built from 2001 up to September 2005.
$43.07 Off
Regular price $1,392.65
Sale price $1,392.65
Regular price $1,435.72
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Full Organic Non-SFI approved Street Dual Disc 550HP / 1100TQ / 30k+ towing capacity, Concentric Slave Cylinder included in kit. NOT recommended for stock applications. NOTE: We HIGHLY recommend ...