Shop used Freightliner B2 Intercoolers & Charge Air Coolers on MyLittleSalesman.com . Compare active listings with prices from $296 to $895. Sellers include Holst Truck Parts and CRG Heavy Truck Parts. Filter by condition, price, or year to find the Freightliner B2 Charge Air Cooler (ATAAC) that fits your job.