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We Made the Porsche GT3 Sound Incredible! Armytrix Valvetronic Exhaust Installed!

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Old 08-07-2019, 09:22 PM
  #16  
AllAboutThatP
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Originally Posted by racer959
Is that with a tune?
Dundon Motorsports’s headers are showing +38HP on the GT3 with no tune.
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Old 08-07-2019, 09:30 PM
  #17  
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Hold - let me get some popcorn. This should be good.

Carry on.
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Old 08-07-2019, 09:33 PM
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Originally Posted by Money2536
No tune, just engineering and hundreds and hundreds of dyno runs. Just google 'Money2536 exhaust gt3'. I've had 14 variants of exhaust on this car.
Which exhaust system did you go with?
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Old 08-08-2019, 12:10 AM
  #19  
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Originally Posted by VividRacing
Thank you for commenting and making unsupported claims of a product that you do not own. There is also no exhaust that is going to give a 991 GT3 "30-50 Wheel horsepower". At the end of the day, the 991 GT3 is an NA 991 and the most significant gain in power will be seen when you replace the headers, as that is where the restrictive factory catalytic converters are. Most catback systems will be similar diameter in piping and similar material, resulting in similar HP gains.The main reason to replace the catback system on a 991 GT3 will be for sound. Even the Akrapovic full evolution system, which is arguably the absolute best exhaust system on the market for a 991 GT3, is listed around a 26hp gain.
Oh boy.

Have you seen anything Dundon or JCR have done? There's plenty of proof with actual dynos that show there is power to be made by going with equal length headers.

Dundon has many happy customers and proven gains with their exhaust system alone. I personally have had about 18whp gain through Fabspeed's headers. I'm on JCR's now but no dynos yet.
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Old 08-08-2019, 12:12 AM
  #20  
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Originally Posted by VividRacing
Thank you for commenting and making unsupported claims of a product that you do not own. There is also no exhaust that is going to give a 991 GT3 "30-50 Wheel horsepower". At the end of the day, the 991 GT3 is an NA 991 and the most significant gain in power will be seen when you replace the headers, as that is where the restrictive factory catalytic converters are. Most catback systems will be similar diameter in piping and similar material, resulting in similar HP gains.The main reason to replace the catback system on a 991 GT3 will be for sound. Even the Akrapovic full evolution system, which is arguably the absolute best exhaust system on the market for a 991 GT3, is listed around a 26hp gain.
It's a multi-thousand dollar power-enhancer on a $200,000+ car, not a Nissan Sentra. It's not unreasonable to expect exhaust manufacturers to provide empirical data showing gains. In this regard Akrapovic and Dundon seem to be quite transparent. We demand the same level of data from wheel manufacturers, why is this any different? If these companies can't, they have no business being in business.
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Old 08-08-2019, 12:48 AM
  #21  
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Eagerly awaiting the dyno charts and videos. Can't buy a product if you don't know how it will perform.

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Old 08-08-2019, 02:21 AM
  #22  
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Curious to see some real results
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Old 08-08-2019, 03:19 AM
  #23  
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What is vividracing’s reputation like?
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Old 08-08-2019, 10:29 AM
  #24  
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Seeing as how every other exhaust manufacturer has posted Dyno results the first day they posted up their product. It shouldn’t be hard to start a thread that focuses on just that.
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Old 08-08-2019, 10:37 AM
  #25  
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These guys haven't even studied the market.. this type of clueless posting wouldn't have been successful 10 years ago let alone today. The lack of awareness of where the competition is, misunderstanding of today's customer sophistication, lack of tech, lack of proof sources (Dundon), missed customer engagement and even from just a pure marketing message fail.. these guys miss at all levels.

The world has moved waaaay past the 1980's..

It's like Hey guys, did you know Porsche's are cool cars?.. we offer these leather covers to protect the paint! Isn't that great? Yea! Buy our innovative product please!!!

Name:  photo633.jpg
Views: 654
Size:  30.7 KB

Anyone?...

Bueller... Bueller... Bueller...
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Old 08-08-2019, 11:52 AM
  #26  
Randy M
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The target customer/shop culture (I assume) is summed up in this anime inspired F&F mural:

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Old 08-08-2019, 12:20 PM
  #27  
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Old 08-08-2019, 01:05 PM
  #28  
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I'd like to order one shiny polished exhaust please.
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Old 08-08-2019, 03:12 PM
  #29  
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Originally Posted by VividRacing
Even if this exhaust was hand built by Donald Trump in the USA it wasn't going to be dyno'd on this car. This is a customers car for a product that was developed/tested years ago.
Why would you stage a photo with a guy at the computer and the car on a dyno?....then say not a chance of getting dyno'd....from the outside looking in you can see that's kinda misleading....and this picture is the FIRST of many posted....so you post a exhaust advertisement, you scroll down, first pic is the car on a dyno, people ask about the numbers, and you tell them no chance of getting it on this car
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Old 08-08-2019, 03:13 PM
  #30  
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Originally Posted by shapiroeric
Why would you stage a photo with a guy at the computer and the car on a dyno?....then say not a chance of getting dyno'd....from the outside looking in you can see that's kinda misleading....
Car was having an ECU flash done, which is why it was over there and our tuner is on the computer
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