Norgren air intake throttles are designed specifically for heavy-duty diesel engines in commercial vehicles. The throttles stand up to the demands of heavy-duty diesel engines while regulating airflow so that emissions control systems operate at peak efficiency, officials said. The corrosion-resistant design of the throttles incorporates FKM seals; high temperature-range greases; steel gears; pressure die-cast housings and a durable brushless electric geared motor. The compact unit is available in multiple sizes to fit virtually any commercial vehicle design.

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