1999-2003 Powerstroke 4" Inlet & Outlet Muffler Kit SS (53509)

Fits

Switching out your boring old stock muffler for Bank's Monster muffler will have a huge impact on your vehicle's airflow, sound, and performance. Unlike other mufflers that make your exhaust go through a complicated back-and-forth maze, the Banks muffler allows it to flow straight through. Plus, its unique expansion chamber eliminates any annoying drone. With durable ceramic packing, this muffler can handle high temps without degrading. So basically, you get a muffler that's over three times more efficient than your stock one and makes a fierce rumble!

Part Number: 53509

• Superior Flow and Rich, Throaty Sound
• Straight-through flow path
• Exclusive expansion chamber dissipates annoying mid-range drone
• Flows up to 201 percent better than stock
• Authoritative, but never overpowering, exhaust sound
• Polished-stainless steel
• 4-inch inlet x 4-inch outlet
• Includes hardware