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Flex Joint Removal (For Cutouts)

JustVman

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Hey all. My previous thread discussed exhaust options coming from a true dual straight piped 2018 GT. Ended up settling on the OEM resonator with my MBRP pro Axle Backs.

This has quieted things down. However, I would like to add cutouts. If I do not go the route of buying the QTP Aggressor cut and clamp system (which comes with the cutout pre-fitted to pipes), and instead add my own cutouts for much less similar to this:

cutout.webp

(2010 Camaro SS)

and put them on my car car here:

2018-mustang-underside.jpg


would I be okay to remove the flex pipe that is on the passenger side to do so? This is the exact spot where the QTP cutouts would go, but I can save over $800 if I could just remove the flex pipe and weld in the cutouts myself.

Here is the video that the first picture comes from.
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JetGray_Mach1

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I would personally not remove it, that flex pipe is there to minimize vibrations and with that your exhaust has a little give. Why not place them here? you got plenty of room.

1704426239123.png


The QTPs are awesome I have a set I never installed on my S197. But you can get this installed at the locations above.

1704426426580.webp
 
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JustVman

JustVman

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1704426239123.png


The QTPs are awesome I have a set I never installed on my S197. But you can get this installed at the locations above.
Ok great. My only concern would be ground clearance if I installed the y-pipe style in those locations. Would there be enough clearance to have the turn down pointed down there?
 

JetGray_Mach1

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Ok great. My only concern would be ground clearance if I installed the y-pipe style in those locations. Would there be enough clearance to have the turn down pointed down there?
Well the other location would have the same ground clearance issue (probably worse since the center of the car hits more). I would get under there and see what type of clearance you have, but I don't think its an issue unless you are very low to the ground. Usually our cars hit at the front, center on speed bumps and the rear.
 

mikengail

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Ok great. My only concern would be ground clearance if I installed the y-pipe style in those locations. Would there be enough clearance to have the turn down pointed down there?
This is my solution with Pypes Off-Road long tubes. My car is not lowered. I have to drive slowly over extra high-speed bumps. Other than that, clearance is no real issue. Hope this helps...

139602602_10224698028415816_2264738148354180067_n.jpg
 

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MROCGUY

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This is my solution with Pypes Off-Road long tubes. My car is not lowered. I have to drive slowly over extra high-speed bumps. Other than that, clearance is no real issue. Hope this helps...

139602602_10224698028415816_2264738148354180067_n.jpg
i'm looking at getting some cutouts. what i don't get is looking at the QTP low profile and the y-pipe versions, how would the exhaust make a 90 degree turn through the open cutout?

i'm looking at the digipower dwp's and trying to find the right location. they should be at the outside of a curve or bend, like in the video below, positioned so that when open, the exhaust can continue to go straight through the open cutout just before the bend.


am i missing something in the flow?


another question is where...before the x-pipe or after?

with your setup, add another valve after the cutout to block any exhaust to reach the muffler and it will have to exit out of the cutouts or move them to the outside in line with the pipe going straight back about a foot or so from the header flange.

 
 








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