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How to Refill Coolant Liquid

Refer to the video below on how to refill your GT3 or GT4 coolant levels to get you back out on the track, or the street!   Written Guide If the coolant in your vehicle is low, you will know about it. With newer model cars, it’s going to spike your temperature gauges and fully pin the needle. Sometimes when the car...

On by Calvin Sant

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Dundon Motorsports Minute: My GT3 Has a Rattle, Are My Cats Bad?

Concerned about a rattling sound coming from your exhaust? Jake is here to help.   991 AND 997 INCONEL MEGAPHONE CENTER MUFFLER DELETE "CRACK PIPE" EXHAUST The only sound better than a Porsche is the sound of a Porsche that’s earned its racing stripes. That’s why we’ve designed the Crack Pipe — the ultimate, unbridled expression of Porsche’s Motorsport DNA (with a...

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Dundon Motorsports Minute: Bent Headers?

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...

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Dundon Motorsports Minute: Giro Disc

  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...

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Cobb Accessport Install and Use Guide

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...

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991 GT3 Center Plenum - Flap Removal and Installation

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     ...

On by Calvin Sant

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991 GT3 Center Plenum Installation with O-Rings

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...

On by Calvin Sant

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