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D3 Street Header/93mm Intake Kit/Optional Lifetime Muffler Power Package (2014-2016 991.1 GT3)
Add Power and great sound and experience your Porsche’s true capabilities with the Dundon Power Package. Intentionally designed to bring big power with and distinct sound we all love, this kit is perfectly tailored to add more muscle, better sound, and increased performance to...- From $18,465.00
$19,320.00- From $18,465.00
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Street Header/Lifetime Muffler Power Package (2014-2016 991.1 GT3)
Our Most Popular Package. Street Headers and Lifetime Muffler! Dundon Street (Catted) tuned length headers and valved side delete exhaust system for the 991.1 GT3! We were able to keep all of the things that people love about our race headers: less weight more...- From $14,890.00
- From $14,890.00
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Titanium Ultralight GT3/RS Muffler
You Want Great Sound?You Want Drone Free?You Want the LIGHTEST muffler for your Porsche? We've got what you're looking for! Our Titanium Ultralight GT3 Muffler is all of the above, with a signature Titanium shriek at high rpm, and no bleeding ears on the...- From $12,355.00
- From $12,355.00
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- $0.00 per
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MCS 3-Way Suspension Package for 991.1 & 991.2 GT3 with front axle lift
For a long time you had to sacrifice your street drivability if you wanted to upgrade to a motorsports damper. No longer! Our Dundon-spec MCS 3-Way dampers improve your GT3's already formidable handling, while adding adjustability and forgiveness. We help make the car easier...- $14,995.00
- $14,995.00
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991 Cantrell Bolt-In Roll Bar - Satin Black
Don’t fall for the less expensive bars on the market. They don’t match our well thought-out design and construction. As with all Cantrell Motorsports half cages, our main goal is to provide safety and superior fit and finish. The rear mounts bolt to the...- From $3,500.00
- From $3,500.00
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- $0.00 per
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Satin Black
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Custom Powdercoat
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Paint to Sample
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GT3 347 Side Muffler Deletes for 997/991
Enjoy 347 Stainless construction, same high quality valves as used in our battle tested Race Headers. Reduce weight through the elimination of side mufflers, reduce heat on the rear tires and under the decklid, no Drone, and 100% Lifetime Guarantee, including track use. Technical...- $2,955.00
- $2,955.00
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991.1/991.2 GT3 Carbon Gurney Flap - Gloss
991.1/991.2 GT3 Carbon Fiber Gurney Flap aids in creating downforce without having to increase the angle of attack for the rear wing. Enjoy easy installation with 3M industrial double sided adhesive.- $695.00
- $695.00
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Gloss
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Matte
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Pre-Owned 991 GT3/RS Lifetime Center Muffler
At Dundon, we test our products endlessly to ensure the utmost quality. And over time, we found the factory muffler couldn’t keep up with the added performance our Headers provide. We set out to fix that. The result — Dundon’s GT3 Lifetime Center Muffler....- From $5,045.00
$5,935.50- From $5,045.00
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991.1/991.2 GT3 K&N High Flow Air Filter
An easy way to free up some power in your 991.1 or 991.2 GT3. We recommend changing the airfilter when installing Dundon exhaust packages to reduce pumping losses and free up as much power as possible! In conjunction with the Dundon Race Headers on...- $85.00
- $85.00
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- $0.00 per
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Nurburgring Quiet Tips
Need to dial it back a little bit? Get a meatball flag at your last track day? Our Quiet Tips take the edge off for the sound meter, but not your car's performance! Technical Description With the unique design that doesn’t sacrifice looks, the...- From $845.00
- From $845.00
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- $0.00 per
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Intake Kit: OEM GT3 Touring Airbox, 93mm Throttle Body, Dundon Center Plenum (991.1 GT3 and 911R)
Help your 991.1 GT3 BREATHE!!! We found in our exhaust development and testing of the 991.2 GT3 and RS that they are intake limited both through the factory airfilter box and through the 82mm Throttle body. A bit of history. The Bosch 82mm Throttle...- $10,055.00
- $10,055.00
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- $0.00 per
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991.1 GT3 Long Tube Street Header Exhaust System
Want less weight, more power, great sound, and no drone for your 991.1 GT3? You've found it in our Long Tube Street Header Exhaust System. Technical Description Dundon Street (Catted) tuned length headers and valved side delete exhaust system for the 991.1 GT3 RS and 991.2...- $9,265.00
- $9,265.00
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Dual Carbon Dive Planes (991.1 GT3 and GT3RS)
CFD optimized for improved performanceShift aero balance forward (improves front end grip)Allows fine tuning of aero balance (forward biased)Simple bolt-on or double-sided tape installation with templates (included) The dive planes for the Porsche 991 GT3 and 991 GT3RS were specifically designed to increase front-end...- $1,195.00
$1,300.00- $1,195.00
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991.1/991.2 GT3/GT3RS Lifetime Center Muffler
At Dundon, we test our products endlessly to ensure the utmost quality. And over time, we found the factory muffler couldn’t keep up with the added performance our Headers provide. We set out to fix that. The result — Dundon’s GT3 Lifetime Center Muffler....- From $5,625.00
- From $5,625.00
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Pre-Owned 991 GT3/RS Long Tube Street Header Exhaust System
Pre-owned header system. Inspected and ready to install. Expect heat discoloration and light cosmetic wear from use. Pre-Owned Header System for 991.1 and 991.2 GT3, GT3RS, 911R and GT3 Touring. 2.5" Outlets are for use with Stock Muffler and 3.0" Outlets are for use...- $7,205.00
$8,338.50- $7,205.00
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- $0.00 per
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MCS 3-Way Suspension Package for 991 GT3 without front axle lift
For a long time you had to sacrifice your street drivability if you wanted to upgrade to a motorsports damper. No longer! Our custom Dundon-spec MCS dampers offer incredible drivability on the road and stunning on-track performance to take your 991.1 or 991.2 GT3...- $13,579.00
- $13,579.00
- Unit price
- $0.00 per
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Inconel Megaphone Mini Crack Pipe
We'd been asked by a few to make a Crack Pipe that wasn't as much of a commitment but still true to the original Megaphone Crack Pipe. Meet the Mini Crack, this one works with Dundon valved side muffler deletes or our Street Headers,...- $8,730.00
- $8,730.00
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Exhaust Tips - For Dundon Lifetime Muffler
Replacement tip sets for your Dundon Lifetime Muffler ONLY. Does NOT fit OE Porsche Mufflers. Proper tip length is important, so please ensure you select the correct application.- From $495.00
- From $495.00
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- $0.00 per
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991 GT3/RS - Cobb AP with Dundon ProTune
The Accessport V3 is the world’s best ECU tuning solution for Porsche. The simple DIY plug and play connection to the car’s engine management system via the OBDII port allows for any GT3 owner to apply improved engine and PDK calibrations to their favorite...- From $2,595.00
- From $2,595.00
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- $0.00 per
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DSC Suspension Control Module - 991 Platform
Upgrade your car's handling with DSC! This revolutionary device turns your passive PASM system into an active suspension system with multiple personalities. The DSC module monitors acceleration, brake application, G forces, and many other parameters to tune your car's handling in milliseconds. Technical Description...- $1,500.00
- $1,500.00
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- $0.00 per
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Drawing from a decade of racing expertise, we understand the precision and engineering that goes into every Porsche. That's why our top products are crafted to complement the iconic 991.1 GT3, ensuring optimal performance, whether you're on the track or the open road.
From high-performance exhaust systems that roar with power to aerodynamic upgrades that slice through the wind, our top products are a testament to our commitment to quality and performance. But that's not all! Dive deeper into our comprehensive collection of performance parts and accessories tailored specifically for the Porsche 991.1 GT3 on our dedicated 991.1 GT3 products page.
Join the elite circle of Porsche aficionados who trust Dundon Motorsports for unparalleled quality, innovation, and performance. Drive the difference today!
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