991 GT3/GT3RS Dundon Street Header/Lifetime Muffler Power Package with Titanium Tips
For SaleEngine - Exhaust
Description:
Coming from our in-house 991.2 GT3RS. Used for about 2900 miles. Includes a second set of cats that can be modified for cat-delete for track events. Dundon Titanium Tips included.
Ready to be installed on your 991 GT3RS/GT3!
for more info & questions email us at: info@GT3Belts.com
Dundon Description:
MSRP: $15,385
Selling for $8995 + shipping
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 your GT3RS!
Our Most Popular Package. Street Headers and Lifetime Muffler!
Dundon Street (Catted) tuned length headers and valved side delete exhaust system for the 991.2 GT3RS/GT3! We were able to keep all of the things that people love about our race headers:
- less weight
- more power,
- great sound,
- quiet when you want it to be
- no drone
- lifetime structural warranty
By routing the primaries up and positioning the catalytic converter more vertical we were able to retain 99% of the primary length of the race system. This is how we are able to achieve 23whp gains on the 991.2 GT3RS/GT3.
The Dundon Street Headers on 991.2 GT3RS
485 whp Peak
23whp gains at 8200-8500 rpm
43lbft gains at 3000-5000 rpm
You get everything you love about the Dundon Race Headers, 321 SS construction, industry leading power and lifetime structural warranty

