Fluidyne Allison 1000 High Performance Transmission Fluid Cooler 06-10 GM 6.6L Duramax LBZ/LMM F55-00485-06-MEDIUM and piecing parts together separately

and piecing parts together separately can add time

and Smeding Diesel's is truly an upgrade with its oversized inlet and outlets offering lower intake air temperatures

Built to capture harmful contaminants before they reach critical engine and fuel system components

you need: WITHOUT FACTORY FREEZE PLUG

Fluidyne Allison 1000 High Performance Transmission Fluid Cooler 06-10 GM 6.6L Duramax LBZ/LMM F55-00485-06-MEDIUM and piecing parts together separatelyAnyone who has spent time pulling a trailer through the mountains, sitting in summer traffic, or making repeated long drives in a Duramax knows how quickly transmission temperatures can creep up. The factory cooler works fine for normal driving, but once the truck starts working harder, extra cooling capacity can make a noticeable difference in long term reliability and consistent performance. This Fluidyne Allison 1000 High Performance Transmission