MBRP DS9405 Armor Plus 4-Inch Turbocharger Down Pipe for 2003-2004 Dodge Ram Cummins

Some folks are just not satisfied with the usual. They have to always be pushing the limits; refining and adjusting; until they have the truck that has no limits. We have put together some components that will take you to the next level. The fastest path from the turbo to the tip is through an MBRP down pipe. Bulking up exhaust flow. Armor Plus Turbocharger Down Pipe; 4 in.; T409 Stainless; 4 in. Dual Wall Tip; Pipe Assembly, 4", Down.

• T409 Stainless Steel. Increase Horsepower and Torque. Lowers EGT's.
• Jig Manufactured To Ensure Accuracy
• Lower Exhaust Gas Temperatures
• Gain Extra Power

Upgrade the exhaust flow of your 2003-2004 Dodge Ram Cummins with the MBRP DS9405 Armor Plus Turbocharger Down Pipe. Designed as the direct path from the turbocharger to the exhaust system, this 4-inch down pipe helps reduce restrictions and supports improved exhaust performance. The assembly is manufactured from durable T409 stainless steel and includes a 4-inch dual-wall tip for reliable service and a finished appearance.

The MBRP DS9405 is jig manufactured to promote accurate fitment and consistent construction. Its free-flowing design can help increase horsepower and torque while lowering exhaust gas temperatures under demanding operating conditions. This makes it a practical upgrade for truck owners who want stronger performance and improved exhaust efficiency without sacrificing durability.

Fitment includes select 2003 and 2004 Dodge Ram 2500 and Dodge Ram 3500 models equipped with the Cummins diesel engine. Verify the vehicle configuration and existing exhaust system before installation. This product is not CARB approved and may not be legal for use on pollution-controlled vehicles in all areas. California customers should confirm applicable emissions requirements before purchase and installation. The MBRP DS9405 is intended for automotive applications and is sold as one turbocharger down-pipe assembly.

What's Included

• One MBRP DS9405 Armor Plus turbocharger down-pipe assembly
• 4-inch dual-wall exhaust tip

Key Product Specifications and Technical Data

• Brand: MBRP
• Part Number: DS9405
• Product Type: Turbocharger down pipe
• Series: Armor Plus
• Material: T409 stainless steel
• Pipe Diameter: 4 inches
• Tip Style: 4-inch dual-wall tip
• Vehicle Application: 2003-2004 Dodge Ram 2500 and Dodge Ram 3500 Cummins models

Features:

• T409 Stainless Steel: Provides durable construction designed to withstand demanding exhaust temperatures and operating conditions.
• Improved Exhaust Flow: The 4-inch down-pipe design helps reduce restriction between the turbocharger and exhaust system.
• Power Support: Helps promote increased horsepower and torque when paired with a properly configured exhaust system.
• Lower Exhaust Gas Temperatures: Improved exhaust flow can help reduce EGTs during demanding driving and towing conditions.
• Jig Manufactured: Precision jig manufacturing supports consistent alignment and installation accuracy.
• Dual-Wall Tip: Includes a 4-inch dual-wall exhaust tip for added durability and a clean finished appearance.

Fitments:
2003 Dodge Ram 2500 SLT
2003 Dodge Ram 2500 ST
2003 Dodge Ram 3500 Laramie
2003 Dodge Ram 3500 SLT
2003 Dodge Ram 3500 ST
2004 Dodge Ram 2500 SLT
2004 Dodge Ram 2500 ST
2004 Dodge Ram 3500 Laramie
2004 Dodge Ram 3500 SLT
2004 Dodge Ram 3500 ST

Air Freight Prohibited: false
Not Carb Approved: true
Carb Acknowledgement Required: true
Ltl Freight Required: false
Prop 65: Y
Part Type: automotive
Epa: N/A
Regular Stock: t
Units Per Sku: 1