Aluminum Trans Pan GM 4L80E 3 Qt.

The B and M Aluminum Transmission Pan for GM 4L80E is a 3-quart capacity finned deep-sump upgrade designed for builders and enthusiasts seeking improved cooling and fluid retention in high-performance transmission applications.

This natural aluminum pan adds critical fluid volume while the finned design increases surface area for better thermal management—essential when pushing the 4L80E beyond stock operating parameters or in demanding towing and performance scenarios. The finned aluminum construction delivers superior heat dissipation compared to stock stamped-steel pans, while maintaining the durability required for street and strip applications.

This pan is engineered specifically for the 4L80E transmission platform, ensuring proper fitment and fluid management for this robust four-speed automatic. This upgrade appeals to hot rod builders, truck owners executing transmission builds, and performance enthusiasts who recognize that transmission cooling and fluid capacity directly impact reliability under load.