991.1/991.2 GT3, GT3RS, 911R

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Testimonials

So here is my final review about these Dundon headers: - First of all, these headers are beautiful.... they look so good that I just want to hang them on my wall. A quality product! Comes packaged nicely with a set of K&N filters. - Install by the shop was smooth like a breeze, no fitment issues at all. Took around 2... read more

Kareem, Bahrain
GT4 Race Headers

GT3 321 Side Muffler Deletes for 997/991

$2,495.00

Click on a photo to enlarge.

Availabe in OEM lower flow tube size for stock muffler or 3" lower flow tube size for use with Dundon Lifetime Mufflers

Both Versions offer: 

  • 321Stainless 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!
  • 100% Lifetime Guarantee, including Track Use

3" Lower Flow Path Offers

  • 44% improvement in flow over stock
  • 20% reduction in pressure drop over stock

Use with Black Muffler to have a bullet proof light weight track setup, with no drone

Use with Orange Muffler to have a bullet proof light weight track setup for dB restricted tracks!

Take $500.00 off the package when purchased with a Dundon Lifetime Muffler!

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