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 than stock and all competitors. An additional two quarts of capacity, a break-away Ram-Air scoop, and Banks FlowThru Fins aid in cooling. Cooler fluid means a longer-lasting transmission.
This transmission pan is a direct replacement for the 2001-2019 GM 2500/3500 Duramax's equipped with the A1000 Allison Transmission.


Features & Benefits:
- Engineered for the highest heat rejection, improved oil flow, and full oil drainage
- Adds 2 additional quarts of fluid capacity
- FlowThru Fins™ efficiently transfer heat from the oil to the cover's exterior
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72% more heat absorption surface area than stock
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141% more cooling surface area than stock
- Breakaway Ram-Air Scoop design prevents pan damage
- Allows full fluid drainage
- Die-Cast not sand-cast like competitors
- Patent Pending