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SOUL | 718 GT4/Spyder Exhaust Development

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Old 08-19-2021, 05:41 PM
  #1186  
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Originally Posted by Roller12
Hi Mike. I bought from Soul a valve controller for my gts 4.0. It is not yet installed. I want to program it with the garage opener. Is it possible to operate both, the valve controller and my door garage? Thank you.
Thank you for choosing our Valve Controller! You would follow the HomeLink programming procedures and would need to assign one HomeLink button for each function for a total of two HomeLink buttons being used for the VC.

-Mike
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Old 08-19-2021, 05:54 PM
  #1187  
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Originally Posted by Soul Performance
Thank you for choosing our Valve Controller! You would follow the HomeLink programming procedures and would need to assign one HomeLink button for each function for a total of two HomeLink buttons being used for the VC.

-Mike
Yes but do i need more than 1 button to open and close my garage door ? Thank you.
Old 08-19-2021, 05:57 PM
  #1188  
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Originally Posted by Roller12
Yes but do i need more than 1 button to open and close my garage door ? Thank you.
That I can't tell you - it depends. If your garage door opener / fob functions with only one button press for open and close then you would only need one HomeLink button to operate.

-Mike
Old 08-19-2021, 06:05 PM
  #1189  
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Thank you.
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Soul Performance (08-19-2021)
Old 08-19-2021, 06:43 PM
  #1190  
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Your car has 3 Homelink buttons. Use 2 for the valve controller, and 1 for the garage.
Old 08-19-2021, 06:55 PM
  #1191  
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Thank you Goodwood!
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Old 08-25-2021, 11:02 AM
  #1192  
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Here's an awesome install / sound result video produced by our dealer @Flat6Motorsports featuring our Valved Exhaust System!


-Mike
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Old 08-25-2021, 12:22 PM
  #1193  
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Thanks Mike. Do you know if anybody is running the valved exhaust, stock over axel pipes, and your street headers? I've got the valved exhaust and your over axle pipes and I'm struggling with some of the drone that combination can create. Was wondering if I added street headers and reinstalled my OEM over axle pipes what I might get for sound improvement. I suspect the OEM over axles will negate some of the power gains the street headers would offer - just wondering if anyone else has tested the combination of your valved exhaust and street headers paired with OEM over axle pipes.
Old 08-25-2021, 12:53 PM
  #1194  
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Originally Posted by Mainiac
Thanks Mike. Do you know if anybody is running the valved exhaust, stock over axel pipes, and your street headers? I've got the valved exhaust and your over axle pipes and I'm struggling with some of the drone that combination can create. Was wondering if I added street headers and reinstalled my OEM over axle pipes what I might get for sound improvement. I suspect the OEM over axles will negate some of the power gains the street headers would offer - just wondering if anyone else has tested the combination of your valved exhaust and street headers paired with OEM over axle pipes.
I do not know of anyone running that combination. Have you disabled your sound symposer?

-Mike
Old 08-25-2021, 02:34 PM
  #1195  
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Originally Posted by Soul Performance
I do not know of anyone running that combination. Have you disabled your sound symposer?

-Mike
is the sound symposer delete available?
Old 08-25-2021, 02:35 PM
  #1196  
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Originally Posted by alwaysdriving
is the sound symposer delete available?
We have silicone caps available.

-Mike
Old 08-25-2021, 02:43 PM
  #1197  
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Originally Posted by alwaysdriving
is the sound symposer delete available?
I accomplished the objective in 5 minutes last night:

https://rennlist.com/forums/718-gts-...l#post17628843
Old 09-02-2021, 04:46 PM
  #1198  
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Our customer, Johnny, opted to dyno test his 718 GT4 along the way of his mod path – starting with a SOUL Race Exhaust System. Baseline runs and post exhaust results were generated by HPA Performance with their state of the art Superflow dyno.



Superflow’s Autodyn 30 is known for unmatched repeatability with dyno runs. “SuperFlow® does not use complicated belt systems that stretch and break or inconsistent electronically synced systems that allow the front and rear rollers to spin at different speeds, causing driveline windup and damaging driveline components. Differentials and driveshafts allow SuperFlow® to measure and compensate for the parasitic losses of every dyno produced so that each one leaves the factory calibrated with its own inertia and parasitic data. The end result is the most accurate torque and power measurement available. Further, torque is measured using two temperature-compensated load cells, one at each roll set, so you can see total torque across the rpm range, but also the torque split between the front and rear axles.”



Airflow is provided by a Nascar wind machine that simulates true driving conditions. A fan exhausting above the engine at 42,000cfm can pull 98,000 BTUs of heat.




This car has no other modifications, stock ECU tune, and is running 91 octane gas (Canadian).

Base peak numbers: 373 whp / 293 ft-lbs.

Final peak numbers: 391 whp / 302 ft-lbs.

Peak gains: 18 whp / 9 ft-lbs

Our larger diameter, single flow path piping makes for great gains in the higher RPM’s to boost on-track performance! We’d expect to see greater gains with 93 octane gas and an more aggressive curve with an ECU tune.



-Mike
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Old 09-02-2021, 05:01 PM
  #1199  
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Originally Posted by Soul Performance
Our customer, Johnny, opted to dyno test his 718 GT4 along the way of his mod path – starting with a SOUL Race Exhaust System. Baseline runs and post exhaust results were generated by HPA Performance with their state of the art Superflow dyno.



Superflow’s Autodyn 30 is known for unmatched repeatability with dyno runs. “SuperFlow® does not use complicated belt systems that stretch and break or inconsistent electronically synced systems that allow the front and rear rollers to spin at different speeds, causing driveline windup and damaging driveline components. Differentials and driveshafts allow SuperFlow® to measure and compensate for the parasitic losses of every dyno produced so that each one leaves the factory calibrated with its own inertia and parasitic data. The end result is the most accurate torque and power measurement available. Further, torque is measured using two temperature-compensated load cells, one at each roll set, so you can see total torque across the rpm range, but also the torque split between the front and rear axles.”



Airflow is provided by a Nascar wind machine that simulates true driving conditions. A fan exhausting above the engine at 42,000cfm can pull 98,000 BTUs of heat.




This car has no other modifications, stock ECU tune, and is running 91 octane gas (Canadian).

Base peak numbers: 373 whp / 293 ft-lbs.

Final peak numbers: 391 whp / 302 ft-lbs.

Peak gains: 18 whp / 9 ft-lbs

Our larger diameter, single flow path piping makes for great gains in the higher RPM’s to boost on-track performance! We’d expect to see greater gains with 93 octane gas and an more aggressive curve with an ECU tune.



-Mike
is this including headers?
Old 09-02-2021, 05:28 PM
  #1200  
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Originally Posted by Cazten
is this including headers?
Just our Race Exhaust System - factory headers.

-Mike
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