Give your Cummins 5.9L HO an additional power and much improved performance now with Volant Diesel Cold Air Intake. Volant’s CAI comes with a smooth intake tube for improved airflow to the factory rubber tubing. In some applications, this Volant Diesel CAI incorporates additional tubes to accumulate colder ambient air. Putting all this with a high-flow returnable filter and head turning appearance, protecting cover, you will have an intake that brings exceptional horsepower and a better fuel economy.