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991.1 GTS Performance UpgradeI

Old 01-24-2019, 02:05 PM
  #31  
fastdiablo
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Originally Posted by Jhoffmann




pictures...
Have you posted a video of some revs and fly bys? Would be a great contribution to this thread
Old 01-24-2019, 02:26 PM
  #32  
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Catback will do nothing. Sport headers, tune and BMC filters are your only options for power. Catback will just add sound.
Old 01-25-2019, 02:05 AM
  #33  
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Originally Posted by Soul Performance
We made one set for a local customer, but never had them for sale publicly. We're kicking things up on the primary tubing size/routing, merge, cats, the whole shebang
is there an update on the header development.
Old 01-25-2019, 10:48 AM
  #34  
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Originally Posted by nocturnu

is there an update on the header development.
Thank you for asking, we're hoping for a late February launch!

-Mike
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John Gaydos- Owner, Performance Specialist
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Old 02-09-2019, 03:59 PM
  #35  
Damon88
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Would love some more info on this exhaust. would love to add some more sound to my 991.1 GTS.
Old 03-21-2019, 01:24 PM
  #36  
Panzer966
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Originally Posted by nycpassat
I had the AWE switchpath installed on my previous C2S and loved it initially. However, it became too much in terms of the sound and decided to sell it. When I got my .1 GTS, I did not go back to an aftermarket exhaust but did install a set of Fabspeed sport headers. Now it sounds deeper than the PSE and gives it an extra roar which I love.
I have a .1 GTS also and was looking at adding the fabspeed sports header. I love the original sound but want it to be louder. Does this header change the overall sound much or stay true to Porsche? Been watching you tube a lot but most of them don't have great sound recording mic.
Old 03-21-2019, 03:23 PM
  #37  
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Originally Posted by nocturnu

is there an update on the header development.
Originally Posted by Damon88
Would love some more info on this exhaust. would love to add some more sound to my 991.1 GTS.
Originally Posted by Panzer966
I have a .1 GTS also and was looking at adding the fabspeed sports header. I love the original sound but want it to be louder. Does this header change the overall sound much or stay true to Porsche? Been watching you tube a lot but most of them don't have great sound recording mic.
Panzer, a set of our street headers (see below) are definitely a strong consideration to meet your goals. The sound increase is going to come from our less dense 200cell HJS HD cat cores. Our longer, more efficient primary tubing/merge collector will make a subtle change to the tone for a smoother exhaust note with a bit higher pitch as you crest into the top end of the rpm range under full throttle. It a very nice compliment to what you currently have. Let's chat about it a bit more in depth so you can make an educated decision, my cell is 484 883 6197 give me a ring any time.

Originally Posted by BLAM
I have a 15 GTS that will be out of warranty in January. I would like to do some upgrades to improve the performance. I am not unsatisfied with the sound, but would consider an aftermarket exhaust if that is part of the best route for a power increase. Cars get inspected in CA so I am reluctant to remove the Cats. I am talking to one shop that is suggesting an AWE Cat back exhaust, BMC Air filter along with a Cobb ECU and PDK tune. Has anyone done these mods? Is the performance noticeably increased?

Is it worth the expense to upgrade a 15 GTS, some say the GTS is optimized by Porsche and there is very little gain to be had by aftermarket work.
Our 991.1 Long Tube Street Header development is completed. We are also just a few days away from the release of our newly developed valved exhaust system for the 991.1 platform. Photos are below of our Sport Headers and a teaser photo/video of the upcoming valved exhaust release. We will be making a release thread shortly so keep your eyes out for it.
Best regards,John Gaydos
Old 03-21-2019, 11:51 PM
  #38  
jord63
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wow! that sounds great
Old 03-22-2019, 09:24 PM
  #39  
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Damn! That sounds awesome. Looking forward to the release.
Old 03-22-2019, 11:14 PM
  #40  
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Wow! Added to my "To Do" list.
Old 03-23-2019, 01:16 PM
  #41  
BLAM
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Will it pass emissions in CA?
Old 03-23-2019, 01:24 PM
  #42  
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Originally Posted by jord63
wow! that sounds great
Originally Posted by mdkrp
Damn! That sounds awesome. Looking forward to the release.
Originally Posted by passion4audio
Wow! Added to my "To Do" list.
thanks for the kind words guys
Old 03-23-2019, 01:28 PM
  #43  
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Originally Posted by BLAM
Will it pass emissions in CA?
The Valved Exhaust System has no effect on any emissions control devices and would pass an emissions test. The Street Headers use HJS 200 cell cats and will pass the sniff test, however no aftermarket we’re aware of will pass the CARB visual inspection that requires the CARB certification only present on factory cats. Knowing someone that doesn’t look for that, or willing to do a header swap every couple years is you’re only way through. That said, new cars do have a grace period in CA of 6 years if I recall correctly.
Old 03-23-2019, 06:48 PM
  #44  
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I am terribly sorry but the PSE on my GTS is objectionable to my neighbors. I do not like offending them any more than the mere fact I own a new Porsche that competes with their pickup trucks and thus offends them. I would prefer their understanding but it is like speaking to the choir. .Sometime, we all need quiet Porsches so our neighbors do not think we are showing off. I am doing it and shortly putting our glorious house for sale so I can live somewhere that my neighbors do not object of me.
.
Old 03-24-2019, 09:22 PM
  #45  
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Champion advised me on 991.2 GTS Targa I can get a tune from Geiac ( wrong spelling)which would give 100 HP. Also looked at the Soul cat by pass pipes.
http://soulpp.com/product/porsche-99...-bypass-pipes/
Which would be another 20hp. So this is definitely a huge differences s frankly a different car at that point. I mean a GT3 RS has 520 HP. This would have 570 not bad.

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