Exhaust

991.2 GT3 Touring Long Tube Street Header Exhaust System

Dundon parts: 450+ independent reviews

Listed for991.2GT3 Touring

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Sale price$8,338.50 Regular price $9,265 −10% · Black Friday

You save $926.50 · ends Nov 30

Made to order

Welded parts (mufflers, headers) usually ship in about 7 business days. We call you if that changes.

Race header power with cats. Long tube Street Headers for the 991.2 GT3 Touring!

Title 991.2 GT3 Touring Long Tube Street Header Exhaust System - 2.5" Outlet (For use with OEM muffler)

Part # 100-30022

  • 30-day Dundon GuaranteeLove it or send it back within 30 days.

    Dundon Motorsports stands behind our products with a 30-day love-it guarantee. We are confident in the quality and performance of our upgrades, but if for any reason they don't meet your standards or help you push your performance on track, you can send them back within 30 days.

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Overview

Achieve 50lbft and almost 20whp gains on your 991.2 GT3 Touring with our Long Tube Street Header Exhaust System.

Technical details

* Muffler shown is not included with the system, only to see how the system goes together!
 

 
  • less weight
  • more power
  • great sound
  • quiet when you want it to be
  • no drone
  • lifetime structural warranty
  • 100% 30day money back guarantee
    • if you try it and don't like it, send it back we'll give you your money back!

We use 321SS (a superior grade of Stainless steel to the cheaper 304SS) and use a metal core 200CPSI catalytic converter.  All our products are manufactured in the USA in our shop in Gig Harbor, WA.

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 50lbft and almost 20whp gains on the 991.2 GT3 Touring with it's known intake restrictions 



 

 

 

Specs

Part numbers
  • 991.2 GT3 Touring Long Tube Street Header Exhaust System - 2.5" Outlet (For use with OEM muffler) 100-30022
  • 991.2 GT3 Touring Long Tube Street Headers Exhaust System - 3.0" Outlet 100-30023
Brand
Dundon Motorsports
Listed for
991.2 · GT3 Touring
Condition
New

Install & help

What owners say

450+ independent reviews

Average 5.0 out of 5. Average from verified buyers, collected by Loox.

Watch 100+ video reviews

Recent reviews from other Dundon owners

  • Rated 5 out of 5. Verified buyer

    Installed the Dundon Street Header and Crack Pipe combo on my 2016 GT3 RS, and I couldn’t be happier with the results. The sound is absolutely incredible! It completely transforms the car and gives it that raw, aggressive, high-pitched race car sound that the 4.0L flat-six deserves. The way this...

  • Rated 5 out of 5. Verified buyer

    Great quality, fit and finish is fantastic, instructions were very thorough. Installed on 991.2 GT3 Cup, raced it the next day and everything held up wonderfully!

  • Rated 5 out of 5. Verified buyer

    Thank you Charles, Jamie, Ted and the crew at Dundon for taking such great care of me and your customers. You guys are a class act and have always gone above and beyond. Much appreciated! Nick

    Nick P. · United States

    991 Street Header Catalysts (Pair)