CORSA Dodge Cummins 5.9L Diesel Muffler - 304SS Cat-Back Replacement

Corsa direct-fit 304 stainless muffler for the Dodge 5.9L Cummins diesel and other compatible diesel trucks. Patented Reflective Sound Cancellation (RSC) technology delivers an aggressive note under acceleration and a drone-free cruise, with performance unaffected by the sound choice. Notched and expanded inlets and outlets allow an easy cut-and-clamp install with no welding required. Made in the USA with a Limited Lifetime Warranty.

Specifications

Documents: Installation Instructions (PDF)  |  Technical Bulletin (PDF)

This part fits:

Shipping

• In-stock orders placed before 3 PM EST ship the same day — everything else ships within 24 hours.
• Standard, expedited, and overnight options at checkout.
• Oversized items ship by freight and take longer.
• Backordered items ship as soon as stock lands — contact us for lead times.
• International orders: prices do not include VAT, duties, or import fees. Your country charges these at import and they are the buyer’s responsibility.

Returns

• 30-day returns on new, uninstalled items in original packaging with all hardware.
• Standard returns: 8% restocking fee, buyer pays return shipping. Both waived if the item is defective or we made the error.
• Installed or used parts can’t be returned — confirm fitment before you install.
• Special orders and custom items are final sale.
• Email us for return authorization before shipping anything back.

Full details: Shipping Policy · Refund Policy