Banks Ram-Air® Transmission Pan - GM Duramax 6.6L L5P Allison 10L1000 (2020-2026)

The Banks Ram-Air® Transmission Pan brings forced-air cooling to the heavy-duty Allison 10L1000 transmission in 2020-2026 GM Duramax 6.6L L5P trucks. Using technology from Banks's patented differential covers, it rejects more heat than stock, adds three quarts of fluid capacity, and uses a breakaway Ram-Air scoop with Banks FlowThru Fins® to keep fluid cooler for longer transmission life. U.S. Patent 12,313,156 B1.Key features Ram-Air scoop provides forced-air cooling Adds 3 additional quarts of fluid capacity 134% more cooling surface area than stock 123% more heat-absorption surface area than stock Internal fins transfer heat through the cover into the external fins Breakaway Ram-Air scoop design prevents pan damage Internal geometry allows full fluid drainage 1/8 NPT port for auxiliary temp sensor Technical specs External heat radiation fin count: 22 Internal heat absorption fin count: 20 External heat radiation surface area: 1005 in² Internal heat absorption surface area: 835 in² Fasteners: 16 x stainless steel M6 flange hex bolts Material: A380 aluminum die-cast with CNC-machined surfaces High-temp-resistant ferrite magnetic drain plug Adds 3.0 qts additional capacity (check OEM owner's manual) Banks recommends Amsoil ATF U.S. Patent 12,313,156 B1 Service parts Transmission pan gasket: 2020-2024 GM Part No. 24297922 Transmission fluid filter: 2020-2024 GM Part No. TF938 or 24298004 FitmentFits 2020-2026 Chevrolet Silverado 2500/3500 and GMC Sierra 2500 HD/3500 HD with the 6.6L L5P Duramax diesel and the Allison 10L1000 transmission. CARB E.O. not required.InstallationInstallation manual and video from Banks.Banks part 35148-B.