MBRP 4" Armor Lite Downpipe for 98-02 Dodge Ram 5.9L Cummins HX40

Unlock the breathing potential of your 5.9L Cummins with the MBRP DALHX40 4-inch Armor Lite downpipe. Purpose-built for HX40 turbo conversions on 1998-2002 Dodge Ram 2500 and 3500 trucks, it replaces the restrictive factory-style downpipe to free up exhaust flow right where it matters most.

Key Benefits

• 4-inch mandrel-bent design maximizes exhaust flow off the turbo
• Helps lower exhaust gas temperatures (EGTs) for safer towing and tuning
• Direct fit to the HX40 turbo for a secure, leak-resistant connection
• Aluminized steel construction resists heat and corrosion
• Foundation piece for a high-flow 4-inch turbo-back exhaust system

What's Included

• One 4-inch HX40 downpipe
• V-band clamp for turbo connection
• MBRP 3-year warranty

Specifications

• Part number: DALHX40
• Series: Armor Lite
• Material: Aluminized steel
• Diameter: 4 inch
• Turbo: HX40 only
• Engine: 5.9L Cummins diesel

Fitment

Engineered specifically for the 5.9L Cummins with an HX40 turbo. HX40 turbo conversion required - this downpipe will not fit stock turbo applications. 1998 is a partial-year fitment.

• 1998-2002 Dodge Ram 2500 - 5.9L Cummins, HX40 turbo
• 1998-2002 Dodge Ram 3500 - 5.9L Cummins, HX40 turbo