MBRP S6108409 4" T409 Cat-Back Exhaust w/ Polished Tip for 2004-2007 Dodge Ram

Vehicle Fitment

• 2004-2007 Dodge Ram 2500 (5.9L Cummins diesel, RWD/4WD)
• 2004-2007 Dodge Ram 3500 (5.9L Cummins diesel, RWD/4WD)

Features

• 4" mandrel-bent T409 stainless steel cat-back exhaust for improved flow
• Armor Plus Series construction with lifetime limited warranty
• Street Profile tuning for a deeper yet daily-usable exhaust tone
• Single side exit layout for clean rear styling
• Polished single wall 5" stainless steel exhaust tip
• Mandrel bends help reduce backpressure and improve performance
• Bolt-on installation using OEM hanger points
• Can improve throttle response and overall driving feel

Specifications

• Part Number: S6108409
• System Type: Cat-Back Exhaust
• Main Tubing Diameter: 4" mandrel-bent
• Material: T409 stainless steel
• Exit Style: Single side exit
• Tip Diameter: 5" polished stainless steel
• Sound Profile: Street Profile (moderate, refined tone)
• Warranty: Lifetime limited (Armor Plus Series)

Included Components

• 1x 4" cat-back exhaust system
• 1x Polished stainless steel 5" exhaust tip
• 1x High-flow muffler
• Clamps, hangers, and mounting hardware

Product Description

The MBRP S6108409 Cat-Back Exhaust System is a performance upgrade engineered for **2004-2007 Dodge Ram 2500 and Ram 3500** trucks equipped with the **5.9 L Cummins diesel engine**. Constructed from rugged T409 stainless steel in MBRP's Armor Plus Series, this 4" cat-back replaces the factory rear exhaust to improve exhaust flow and produce a deeper, refined diesel sound that enhances driving character without excessive drone.

Featuring a single side exit with a polished 5" stainless tip and Street Profile tuning, the S6108409 delivers a balanced, daily-usable tone that's louder and more engaging than stock. The direct bolt-on design installs using OEM hanger points and includes all necessary hardware for straightforward installation. Backed by a lifetime limited warranty on materials and workmanship, this exhaust system is ideal for Cummins diesel owners seeking improved throttle response, stronger exhaust presence, and reliable performance on the street or highway.