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Shark Werks Sport Exhaust for Porsche 997 / 997.2 GT3 / RS
The new Shark Werks GT3 / GT3 RS Muffler Bypass System which has been designed, developed and tested on the Shark Werks 2007 997 GT3RS (ZKERMIT), dramatically improves the sound of any 997 GT3 or GT3 RS, including the 2010+ MkII models and the GT3 RS 4.0 (click here for video). From day one, we felt the single biggest let-down with the car was that it was just too docile and quiet. This is in large part due to the strict sound-level restrictions in Europe and hence the factory deemed fit to equip these cars with a total of three mufflers! With our Muffler Bypass System we believe we have addressed that and not only uncorked the beast that is the GT3 motor but also reduced a real 16 pounds off of the rear end in the process. This has been achieved without sacrificing the drivability or diminishing the aesthetics.
There is no noticeable additional cabin drone or resonance. With the Sport button and factory exhaust valves still in place you can drive with our system turned “on” for a more aggressive sound or “off” for daily driving with the flick of the factory sport button. Uncorking the car and listening to her head down the front straight of your favorite track at 8400rpms is something we highly recommend you do. Although we do not guarantee or make any crude horse power claims (let’s face it Porsche did a wonderful job already on this one) we can assure you that you have not likely heard a GT3 sound like this before. Each unit is individually hand-fabricated here in Northern California with high-grade 18-gauge T304 stainless steel.
* Optional black ceramic "Hot" coating is available, please specify when ordering if you would like the unit black instead of raw.
Video Footage
Shown by Brian Zuk: SharkWerks 2011 997 GT3RS:
Shown on SharkWerks 2011 997 GT3RS:
Shown on SharkWerks 2010 997 GT3:
Shown being raced on the track in Australia (thank you Aaron!) on a black/silver 2011 997 GT3RS:
Video of a Green RS with our system vs a stock Orange RS:
Promotional Video with Sound Clips of the exhaust in action!:
This product is also available for 2010 and newer model GT3s. View pictures of installation on the new GT3 model here.
Shown with optional 88mm tips (also available in raw stainless steel):

Note: If choosing Black Ceramic Coating option, allow 1-2 weeks additional time for processing. We generally see this as an aesthetic change and not a performance upgrade.
| Make | Model | Submodel | Years |
|---|---|---|---|
| Porsche | 911 - 997 | GT3 | 2006-2009 |
| Porsche | 911 - 997 | GT3 RS | 2006-2009 |
| Porsche | 911 - 997.2 | GT3 | 2009-2011 |
| Porsche | 911 - 997.2 | GT3 RS | 2010-2011 |
Shipping: Orders ship via UPS, FedEx or USPS, from our facility near Los Angeles or directly from the manufacturer. Rates for many items are weight-based and shown at checkout. If you need it by a certain date, text us before you order.
Returns: Unused items in brand-new condition and original packaging can be returned within 30 days of the invoice date, with a 25% restocking fee unless otherwise specified. In some cases we can offer a lower fee with the balance as store credit. Shipping charges aren't refundable in either direction unless approved by AutoTalent.
Not returnable: special-order or custom items, and anything that has been installed, modified or altered.
Cancellations: free if the item is out of stock or we miss the ETA you agreed to. Other cancellations carry a 5% processing fee to cover card fees we can't recover. Special-order items can't be cancelled.
Damaged in transit? Report it to the carrier and to us within 48 hours, keep all packaging, and don't send anything back without our written approval.
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