Porsche Carrera 996 Rear Exhaust Double Box Muffler Silencer Pipe Set 3.6

Visual condition of the part

The product shows signs of use visible in the photos.

Porsche Carrera 996 Rear Exhaust Double Box Muffler Silencer Pipe Set 3.6 is a complete rear exhaust system from the Mufflers and resonators category, designed for installation in the rear section of the vehicle. The set provides a functional solution for Porsche 996 3.6 engine owners looking for a proven, used component with its factory design intact. This component allows for the restoration of proper exhaust system operation and the correct sound characteristics.

Specifications and technical data

• SKU: 996-9603-EXHAUST
• Mark: Unbranded
• Condition: Used
• OEM Part Number: 996-9603-EXHAUST
• Substitutable numbers: Porsche 996 Exhaust, 99611105302, 996 111 053 02, 99611105402, 996 111 054 02
• Location on the vehicle: Rear
• Part type: Silencer
• Category: Mufflers & Resonators

Purpose and function of the exhaust system

The presented rear exhaust muffler set has been designed as the final section of the exhaust system for the Porsche 996 with a 3.6 unit. Its task is to effectively dampen exhaust noise, stabilize gas flow, and maintain the appropriate backpressure, which helps preserve the factory engine performance parameters. Its placement in the rear of the vehicle allows for direct exhaust discharge outside the bodywork, reducing heat buildup in chassis components and improving acoustic comfort inside the cabin.

Construction and fitment for the Porsche 996

The set includes the rear section of the exhaust system, prepared for installation at the factory mounting points of the Porsche 996. The construction is consistent with the original system geometry, which facilitates installation and allows for maintaining proper pipe routing and muffler positioning relative to the bumper. As a result, there is no need for bodywork modifications or alterations, and the entire assembly works with factory mounting elements and heat shields.

Operating characteristics and benefits of use

Using the complete rear exhaust set allows for:

• maintaining stable exhaust flow in the final section of the system,
• limiting noise to a level close to the factory specification,
• preserving the appropriate torque characteristics within the 3.6 engine's operating range,
• reducing vibrations transmitted to the body through proper placement of support points.

For the user, this means more predictable vehicle behavior, consistent with the design assumptions of the Porsche 996, and comfortable operation without excessive noise or unwanted resonances.

Condition, origin, and practical application

The item comes from the used components segment, which allows for an economical repair or replacement of a damaged exhaust system while maintaining a design close to the factory original. This type of solution is particularly beneficial for post-accident repairs, vehicle restorations, and situations where geometric fitment and compatibility with the existing installation are the priority.

If you want to better understand when choosing a used part is advantageous compared to a replacement, it is worth reading an article discussing the differences between used parts and new equivalents: Post-accident repair and choosing used body and accessory parts.

Exhaust system expansion in the same group

If you are planning a comprehensive repair or upgrade of the exhaust system area in your Porsche and need other elements from the same group, such as additional mufflers, resonators, or pipe sections, check out the available parts in the Unbranded Mufflers and resonators category.

Summary

Porsche Carrera 996 Rear Exhaust Double Box Muffler Silencer Pipe Set 3.6 is a practical solution for Porsche 996 owners who want to restore the efficiency of the rear exhaust system without abandoning the factory design concept. The used set allows for a technically correct repair, maintaining proper exhaust routing and acoustic comfort, making it a sensible choice for repairs and restorations of this model.