BT 1109B – Aluminum Freightliner Charge Air Cooler


The BT 1109B all aluminum charge air cooler is an exact fit, OEM replacement for Freightliner FL70\’s with a variety of engine configurations and Freightliner MB70 Business Class Trucks with a variety of engine configurations. Manufactured in the USA using controlled atmosphere brazing, the epoxy-free core measures 25 inches from header to header, 27.28 inches from side to side, and 1.63 inches thick. Aluminum tanks are TIG welded to the core to provide the strongest possible bond and has a 3.5 inch inlet and outlet. Each unit is individually tested prior to shipping and guaranteed to be 100% leak free.

Core Measurements
Click for image
25 27.28 1.63


Additional Details
Inlet 3.5 inch
Outlet 3.5 inch
Construction Material Aluminum
Matching Core BT 36-1

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