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GT4 and Spyder RS Aftermarket Exhausts

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Old 08-03-2023, 03:37 AM
  #46  
GT4rsG
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Originally Posted by skafia
It's pretty ridiculous that the Kline system was announced a week ago and although it's ready to order, there are no audio clips of it on their socials, just hype videos with stupid music.

Yes it’s very strange , i asked them like 15 days ago they said it is ready to order and also they told me sound clip is coming in max 10 days but still nothing..
Old 08-03-2023, 08:59 AM
  #47  
Rennolazine
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The @BCFABS inconel valved double x pipe sounds like a gt3 and honestly fixes the tone inside and out and car is as liveable as stock

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Old 08-03-2023, 09:38 AM
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like the sound of that!
Old 08-03-2023, 01:40 PM
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Originally Posted by jmartpr
Be careful there....dyno claims are like information floating around in social media . You really have to be careful about the source, motive and methodology.
BTW...check in detail the graphs for both of those manufacturers. IMHO one is doing the marketing talk.
I only really trust before and after 100-200 kph and 60-130 pulls. Or just the modded pulls on cars that havent been stripped of weight because even 50-100 lb matters. A full tank of gas varies by 0.3 sec or more from near empty in all my cars. Dynos are very hard to do especially with the newer ecu which are very finnicky
Old 08-03-2023, 05:14 PM
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That BC Fabs system looks pretty damn nice. Their heat shielding looks interesting...
Old 08-03-2023, 05:20 PM
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Originally Posted by Rennolazine
I only really trust before and after 100-200 kph and 60-130 pulls...
But this is what you usually do not get from any tuner or aftermarket supplier... Why?
Old 08-04-2023, 12:41 PM
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M-Engineering South Florida recently partnered with SOUL Performance Products to do some independent dyno testing on a whole variety of different exhaust setups on 93 octane. We are looking forward to sharing the results with everyone, these pipes make some really good power and great tone.

Tuning is also COMING SOON for the GT4RS with no current ETA.




-Charles@M
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Old 08-05-2023, 08:14 AM
  #53  
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Originally Posted by M Engineering
M-Engineering South Florida recently partnered with SOUL Performance Products to do some independent dyno testing on a whole variety of different exhaust setups on 93 octane. We are looking forward to sharing the results with everyone, these pipes make some really good power and great tone.

Tuning is also COMING SOON for the GT4RS with no current ETA.




-Charles@M
this is going to be a sick video! Cant wait
Old 08-05-2023, 09:13 AM
  #54  
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Originally Posted by Rennolazine
The @BCFABS inconel valved double x pipe sounds like a gt3 and honestly fixes the tone inside and out and car is as liveable as stock

https://www.instagram.com/reel/CvP4J...RlODBiNWFlZA==

https://www.instagram.com/reel/Cvc3K...RlODBiNWFlZA==

I’m new to porsche exhaust companies and i’m looking for a exhaust system i really like this company’s exhaust sound any info about the company ?
Old 08-05-2023, 11:49 AM
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Originally Posted by GT4rsG
I’m new to porsche exhaust companies and i’m looking for a exhaust system i really like this company’s exhaust sound any info about the company ?
https://www.bcfabs.com/
Its all on the website. They do porsche exhausts but pretty much everything else bespoke including actual race cars, classics, lambos, and 1 of 1 pieces, etc. the exhausts look and sound like artwork without costing as much as artwork. Ben is also really nice
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Old 08-06-2023, 12:49 PM
  #56  
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Sounds great! Any dino power results? Is this with the stock GT4RS muffler? Does the intake sound remain in the cabin? TY!
Old 08-06-2023, 01:05 PM
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Here’s the Kline. Their OAP design is a bit different to the GT car design. Time will tell if it performs as good for resonance, but the tone seems to be there.

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Old 08-06-2023, 02:55 PM
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Originally Posted by twospyders
Sounds great! Any dino power results? Is this with the stock GT4RS muffler? Does the intake sound remain in the cabin? TY!
everything is stock except the inconel valved rear pipe with the bc setup. The kline above is the full inconel exhaust.
in my experience having heard multiple 4rs setups inside and out, once you remove the stock opf restriction, volume goes way up as does drone. The stock muffler even drones a little with the full stock exhaust but its designed to work well in the valve operation range (more liberal than gt4). Resonated oap are necessary if u want significant drone reduction imo. But this car will never have 0 drone even stock and its important to remember that when u start uncorking things.
also the cabin sound is completely different with the various setups. Theres that too

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Old 08-06-2023, 07:52 PM
  #59  
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Originally Posted by UncleDude
Here’s the Kline. Their OAP design is a bit different to the GT car design. Time will tell if it performs as good for resonance, but the tone seems to be there.

https://www.instagram.com/reel/CvlkI...RlODBiNWFlZA==
Sadly not hearing that high pitch GT car sound I'm aiming for, crossing this exhaust off the list.
Old 08-06-2023, 09:24 PM
  #60  
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Originally Posted by cooler2442
Sadly not hearing that high pitch GT car sound I'm aiming for, crossing this exhaust off the list.
Cant say I'm in agreement, the Kline sounds perfect. I had a play with a white GT4 RS on the sawmill parkway yesterday, beautiful car but it was completely silent so I assume stock exhaust. Like the standard GT4 these badly need an upgrade that mixes the banks I think.


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