FLEXLINER | GILLIG CHARGE AIR COOLER: FLEXLINER COACH & GILLIG BUS|OEM: IE4055 1E4317

Boost the cooling power of your Flexliner / Gillig bus with the American Radiator Charge Air Cooler 44FR5Y with frame, constructed around a bar & plate aluminum core for exceptional heat rejection under high boost. This heavy-duty bus CAC lowers intake air temperature to increase combustion efficiency, boost power output, and extend turbo and engine life.

The integrated frame-mounted design ensures precise mounting alignment, resists vibration and stress, and fits directly into OEM locations with no modifications needed. Built to rigorous OEM specifications, the bar & plate charge air cooler with frame delivers consistent performance in harsh driving conditions.

Its reinforced structure stands up to corrosion, thermal cycling, and fatigue, protecting critical components like turbo piping and the intake manifold from heat damage. With optimized airflow channels and high-capacity core design, the 44FR5Y cooler maintains balanced temperature control across sustained routes.

Designed for both fleet operators and owner-operators, the American Radiator 44FR5Y charge air cooler with frame delivers dependable cooling, reduced downtime, and extended equipment life. Rugged, efficient, and precisely engineered, it’s the smart upgrade to keep your bus running at peak performance on every route.