IC Bus (originally IC Corporation) is an American bus manufacturer. Headquartered in Lisle, Illinois, IC is a wholly owned subsidiary of Navistar International with its manufacturing base in Tulsa, Oklahoma. Established in 2002 by Navistar through the reorganization of subsidiary manufacturer American Transportation Corporation (AmTran), IC currently produces school buses and commercial-use buses for multiple applications.
The CE-Series was introduced in 2001 (based on the International 3800) and is currently in its second generation (based on the International Durastar/3300).
The CE was the basis for a diesel-electric hybrid option, with both charge-sustaining and charge-depleting hybrid configurations.
Based on chassis International 3800.