SOUL PERFORMANCE VALVED MUFFLER BYPASS CONVERSION FOR 986 PORSCHE BOXSTER [POR.986.VMBC]

SKU: POR.986.VMBC
$1,375.00

In Stock

Shipping in 2 hours 59 minutes
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OEM-quality fitment for precise installation.
Sourced from certified, top-tier automotive brands.
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SOUL Performance Valved Muffler Bypass Conversion for 986 Porsche Boxster

The SOUL Performance Valved Muffler Bypass Conversion for the Porsche 986 Boxster unlocks the character hiding in your flat-six while preserving the civility you need day to day. Bolting in place of the factory muffler section, these precision-built bypass pipes deliver true OEM sound with the valves closed, quiet, composed, and neighbor-friendly, with valves defaulting to closed at startup for a refined warm-up. At the press of a button, the valves open and reroute exhaust flow through dedicated dump tubes, bypassing the mufflers to unleash a sharper, race-inspired bark and a classic flat-six roar reminiscent of air-cooled CUP cars. Designed and built in-house at SOUL’s Willow Grove, PA facility using brand-new OEM Porsche muffler piping and application-specific valving, each set is fixture-built and thoroughly tested for excellent fitment, then carefully foam-packed for safe arrival. Valves can be controlled either with the included remotes or integrated into your factory HomeLink buttons when equipped, and like all SOUL components, the 986 Valved Muffler Bypass Conversion is backed by their renowned lifetime warranty for both street and track use.

Development

  • Their objective was to create a cost-effective valved exhaust system that seamlessly transitioned from “Cruising Sunday” mode to “Track Day” mode with a simple press of a button. The default setting was designed to have the valves closed, ensuring a refined startup experience without disturbing the garage’s or neighboring residences’ tranquility. A key priority was to minimize drone during operation. Recognizing the opportunity provided by Porsche’s inclusion of a removable section of piping in the exhaust system, they ingeniously incorporated valved Muffler Bypass tubes in this ideal location.

Construction

  • Every set is meticulously crafted in-house by Soul’s skilled fabrication team, using brand-new OEM Porsche muffler piping and purpose-built valves specifically designed for the application. The valves are set to a closed mode by default, ensuring seamless integration with the vehicle’s original configuration.

Sound

  • Rest assured, when starting up your Boxster in your garage, there is no need to worry as the valves are closed by default. This ensures that the original Porsche driving characteristics and exhaust note are preserved until you choose to open the valves. Once you do, you will be greeted with an assertive bark as the mufflers are bypassed, delivering an aggressive and captivating sound experience.
  • With the valves open, the exhaust gases are directed through the dump tubes, unleashing a resounding flat-six roar.

Bolt-On & Go

  • Every exhaust is meticulously constructed and tested in a robust aluminum fixture with a thick gauge to prevent warping, guaranteeing a flawless fitment. To ensure its safe arrival, each exhaust is carefully foam-packed, providing maximum protection during shipping. Additionally, every set and valve controller kit undergoes rigorous quality checks before being shipped, ensuring the highest performance and reliability standards.

Features

  • Valves closed during startup for a refined, drone-free OEM experience
  • Valves controlled with included remotes or with factory HomeLink buttons
  • Valved muffler bypass conversion for Porsche 986 Boxster that bolts in place of the factory muffler section
  • True OEM-like sound with valves closed
  • Engineered to minimize drone
  • Valves set to closed by default for refined, garage-friendly cold starts and discreet operation
  • Each set is fixture-built in a robust aluminum jig to ensure precise, warp-free fitment
  • Thoroughly inspected, foam-packed for safe shipment, and backed by SOUL’s lifetime warranty for
  • Designed and built in-house at SOUL’s Willow Grove, PA facility

Applications

  • Porsche Boxster: 986 | 1996-2004 | 2.5L F6

Frequently Asked Questions

  • Does SOUL Performance make a valved muffler bypass conversion for the 986? Yes. The SOUL Performance 986 Valved Muffler Bypass Conversion is built by SOUL Performance for the 986 Porsche Boxster.
  • Which models does this fit? The Valved Muffler Bypass Conversion is engineered for the 986 Porsche Boxster. Fitment is specific to the chassis and model years listed in the Applications section above.
  • How does it change the sound? SOUL engineers the Valved Muffler Bypass Conversion to sharpen tone and character while controlling unwanted resonance. The final sound depends on the rest of your setup.
  • Is an ECU tune required? A tune is not required to fit the Valved Muffler Bypass Conversion. Many owners add a tune to maximize the gains.
  • How is it constructed? SOUL builds the Valved Muffler Bypass Conversion from durable mandrel-bent stainless steel with precise, fixture-tested fitment.
  • Is professional installation recommended? Yes. We recommend installing the Valved Muffler Bypass Conversion through a qualified technician to ensure correct fitment and a proper seal.

About SOUL Performance

SOUL Performance Products was founded by a group of automotive enthusiasts with deep industry experience and a commitment to doing right by their customers. Their mission is to deliver outstanding performance parts at fair pricing, backed by quality service and one of the best warranties in the industry. SOUL develops high-performance exhaust systems and components that are engineered for exceptional sound and proven performance, with products ready to ship quickly worldwide. Guided by core values of honesty, transparency, and passion for cars, they build strong community connections and prioritize customer satisfaction at every step. Operating out of a dedicated facility in Willow Grove, Pennsylvania, SOUL combines hands-on research, engineering, and manufacturing expertise to create parts that meet and exceed the demands of serious enthusiasts.


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We want you to feel confident before making your purchase. Here are a few important details to help you better understand this product and how it fits into your space.

  • Please review the product dimensions carefully to ensure the right fit for your space
  • Color may vary slightly due to lighting and screen settings
  • Materials and finishes are selected for both durability and visual appeal
  • Some items may require simple assembly upon delivery
  • Perfect for both everyday use and long-term comfort

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