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Refer to the video below if you received headers in the mail from Dundon that appear to be bent.   Video Transcript: Welcome to the Dundon Motorsports Minute. This one's brought to you by a lot of questions we get on the headers coming bent or not fitting correctly out of the box, and that often is due to shipping. We try...

  From the Gyro Disc Website: The Girodisc system is a direct replacement for the OE disc on the 991 GT3 and GT3 RS with OEM iron rotors.  No modifications are necessary, allows use of factory unmodified pads unlike most aftermarket solutions for this application.  The disc will bolt directly to the car and work with OE calipers perfectly. By upgrading your...

Basic guidance on how to install your Cobb Accessport, log data and how to get your Pro Tune on your GT car. Most of this is adapted directly from Cobb. Here are some helpful links: Porsche Accessport Support Accessport V3 User Manual Begin by connecting your car to a battery charger. DO NOT SKIP THIS STEP!  -You can “brick” your ECU if...

This document contains information regarding the flap removal process out of a 991 GT3. Created by: Anthony Butay                                                                           date: 05/27/2019 Edited by: Eric Rosu     ...

This document contains information regarding the removal and installation of the 991 GT3 Center Plenum with O-Rings. Created by: Anthony Butay                                                                           date: 06/19/2019 Edited by: Eric...

Refer to the video below for a comprehensive install video of the Dundon 997 Resonance Intake Manifold: *997.2 Secondary Air instructions pending. Please call 253.200.4454 or email sales@dundonmotorsports.com for further information. Dundon 997 Resonance Intake Manifold Do you want more power for your Porsche? The Dundon 997 Resonance Intake Manifold is the perfect way to add some extra horsepower to your car....