Replace the OEM air intake on your 2003-2004 Dodge 5.9L Diesel with one of the many high-quality Air Intake Systems avilable at XDP. Aftermarket Air Intake Systems are engineered to eliminate the restrictive angles found in the OEM intake system and replace it with an improved design that results in increased airflow to your vehicles engine. In most systems, your choice of an Oiled or Dry Air Filter filter is available to provide you with quality filtration and excellent airflow while keeping airborne debris out of your engine. Many aftermarket air intake systems feature underhood heat shields and enclosed air boxes. These innovative designs help to block warm underhood air and allow your engine to get the coldest, and most dense intake air. XDP is proud to be an authorized dealer for many of the top industry brands like AFE, Banks, S&B, and more! Shop today and get an intake system for your vehicle!