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Fabspeed Porsche 991.2 Carrera Valvetronic Center Muffler Bypass X-Pipe (Non-PSE Only)

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$3,351.95 - $3,461.95
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Unmatched versatility with the performance to match; the ultimate Center Muffler exhaust solution for the 991.2 Carrera TT without PSE. Full polished T304L stainless steel, beautifully welded together and finished off with premium tips in your choice of finish to fit the rear bumper of the 991.2 Carrera like a finely tailored suit.


We're proud to offer a premium exhaust solution for the Porsche 991.2 Carrera TT without PSE. Our Valvetronic Exhaust offers two distinct tones depending on valve position: mild and very aggressive throaty sportscar sound. Thanks to our unique design, you can now tear up the back roads while enjoying the high performance sound of a free-flowing exhaust without sacrificing the ability to to push a button and enter your neighborhood after a midnight joyride without being too loud and disturbing the neighbors. The Fabspeed Motorsport 991.2 Non-PSE rear valvetronic X pipe system will put an ear-to-ear smile on an Porsche owners.


  • Fits all Porsche 991.2 Carrera 3.0L Flat-Six Twin Turbo cars 2017-2019  ONLY for cars without PSE
  • Guaranteed to be ABSOLUTELY the Worlds Very Finest systems for all Porsche 991.2 Non-PSE cars
  • Includes Deluxe Dual Style Tips in your choice of Finish. Choose- Carbon Fiber, Polished, Satin Black, Single Wall Brushed. Worlds finest tips for your car. 
  • Saves 10 lbs/ -4.5 kg) less than the bulky boxy OEM Porsche factory center muffler section.
  • Precision hand TIG welded with the highest quality USA materials by skilled craftsman.
  • Utilizing the worlds best Helical United Kingdom vacuum actuated exhaust Valves. The exact same imported valves used by Porsche, Ferrari, McLaren, Lamborghini, and Aston Martin.
  • 100% Cat back emissions legal performance in all 50 states and worldwide.
  • No affect on emissions or warranty as its a "CAT-BACK system". Bolts onto OEM Porsche catalytic converters. 
  • Simple direct bolt-on replacement system. You can reuse Porsche factory tips or go with Fabspeed tip options.
  • Dramatically enhanced sports car sound while still using the full Porsche PSE function.
  • Designed, Engineered, and Dyno proven system using lost wax investment casting, Helical UK England imported super premium vacuum valves, and USA materials.
  • Backed by our Lifetime Warranty and Sound Solutions™ Guarantee.
  • Get the very best designed and engineered system for your car from Fabspeed.

NOTE: Only compatible with Non-PSE base exhaust equipped vehicles, Not PSE exhaust models.


The Porsche Sport Exhaust – better known as PSE – was a factory option available on many late model Porsches. You can quickly and easily determine if your vehicle is equipped with PSE by taking a look at your center console. If your console has a button on it with an “exhaust tip” icon (see photo), then your vehicle is equipped with PSE, and you should select the PSE option when adding this product to your cart. If you do not see this button, the your vehicle does not have PSE and you should select the standard exhaust option when checking out. For Race Competition applications and to save weight some PSE car owners can get a Fabspeed systems with-out exhaust valves NON PSE. Inquire. 


Returns Policy

To RETURN any system, product or merchandise you must contact us first for a Return Authorization (RA) Number. Special order and custom made systems, apparel, Carbon Fiber Wall Art, and other certain merchandise are NOT returnable. ALL SALES ARE FINAL. To return a Fabspeed Motorsport product an RA number must be requested and if granted the item(S) must be in original Fabspeed Motorsport sealed packaging. A copy of the original invoice and a brief explanation must accompany all returned items. You must follow our instructions for returning items carefully, or Fabspeed Motorsport reserves the right to charge a 25% restocking fee on any OPENED box or repackaged products. Customers are responsible for return shipping charges. If an order was shipped with a promotional “Free Shipping”, and the order is returned, we exclusively reserve the right to charge the customer or distributor for the cost of that original shipping and handling. If a Fabspeed Motorsport Performance package is ordered, and an individual component of that package is returned, Fabspeed Motorsport reserves the right to charge back the performance package discount along with any additionally offered discounts. Return shipped items DAMAGED in transit will RESULT in additional charges up to and including rejection of the competent. It is the customer’s responsibility to ship safely and properly. No returns accepted after 30 days from the invoice date. No credits will be given after 30 days from the invoice date.

To qualify for return, the product must be unused and remain in the original packaging, as well as match the current design and packaging for the product at the time of return. Sounds is subjective and therefore does not qualify for a return of a used product. See Sound Solution Guarantee to see if your product is covered.

Periodically mistakes are made when ordering, or a wrong part is shipped, and you may wish to return an item. We will do everything reasonable to satisfy you. Please contact Fabspeed Motorsport immediately via email at to discuss the circumstances before returning any products. Anything returned without prior authorization from Fabspeed Motorsport will be refused. All returns must be sent back fully prepaid. Our customer service department ( will issue a Return Authorization Number, which must accompany any return. A copy of the original invoice and a brief explanation must accompany all returned items. No returns accepted after 30 days from the invoice date. No credits given after 30 days.


Fabspeed Motorsport cannot be held liable for refusal of, delay of, loss of, theft or damage to a shipment of any item. The customer agrees to indemnify Fabspeed Motorsport for all costs, fees and expenses Fabspeed Motorsport incurs as a result of any violation of any local, state, federal, national or international laws or regulations. Customer agrees to take responsibility for lost packages that were not independently insured or sent without requiring signature. The customer understands they will be liable in the event of additional fees, tariffs, or legal issues such as border seizure. Customer accepts these risks and agrees to release Fabspeed Motorsport of all liability.

Fabspeed Motorsport reserves the right to charge a shipping and handling fee on every order being shipped from our facility. This fee is universal and applies to all retail and wholesale purchases and cannot be waived or credited.

A 6% sales tax will be implemented for every purchase made by a Pennsylvania resident. This fee will be charged for in-house installations and products purchased online, over the phone, and/or via email, this fee is required by law, is non-negotiable and non-refundable.

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