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Cheap/light exhaust

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Old Sep 29, 2011 | 07:28 PM
  #141  
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Ebay single. Weight 20lbs. Sounds great. A little on loud side. Decent welds. Good fitment. 137 shipped. I dont see how you can go wrong.
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Old Sep 29, 2011 | 08:16 PM
  #142  
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Originally Posted by IntegraR0064
So what do I need to do to make this not hit the driveshaft? Or is everyone just letting it hit every now and then and not worrying about it?
Do you mean the coupling on the passenger side of the diff where the CV joint cup attaches?

I have had the v-band joint on there for about a year and it hit for the first time just before nationals. Don't understand why it suddenly started? At this point it has hit a few times. I always keep a spare v-band in my trunk because it usually contacts the road on nasty bumps and eventually gets messed up.

I need to redo the exhaust and place the v-band more forward to avoid this.
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Old Sep 29, 2011 | 08:22 PM
  #143  
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Originally Posted by Random1
Originally Posted by IntegraR0064' timestamp='1317352378' post='21025919
So what do I need to do to make this not hit the driveshaft? Or is everyone just letting it hit every now and then and not worrying about it?
Do you mean the coupling on the passenger side of the diff where the CV joint cup attaches?

I have had the v-band joint on there for about a year and it hit for the first time just before nationals. Don't understand why it suddenly started? At this point it has hit a few times. I always keep a spare v-band in my trunk because it usually contacts the road on nasty bumps and eventually gets messed up.

I need to redo the exhaust and place the v-band more forward to avoid this.
Yep, that's what I meant. I haven't actually done this yet, just read about it.

I might just do something similar to what 09S2k did up there...that way the muffler hangers will hold it in place. Probably will be quieter too, maybe I'll be able to just leave it on there and not even do a v-band.
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Old Sep 30, 2011 | 07:42 PM
  #144  
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I use 3 sections of bicycle inner tube. Chop them about 1" long, then put them all so they're concentric (like the rings of a tree). Yeah, the inner one will fold up a bit, it doesn't matter. Then zip-tie through them and to the bolt on the V-band clamp. Then another ziptie through the tube sections again and around the subframe tube. It's a poor-man's extra exhaust hanger. I did it once on a whim and it seems to work.

murderedrsx - you missed the point. With this setup you can choose quiet or loud from day to day.
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Old Sep 30, 2011 | 09:19 PM
  #145  
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All i gotta do is put the silencer in. Pretty simple.
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Old Oct 1, 2011 | 07:06 AM
  #146  
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Originally Posted by murderedrsx
All i gotta do is put the silencer in. Pretty simple.
But here is the thing.
Ebay: 20lbs, no silencer Loud, with silencer less loud but still louder than stock.
THis design: 10lbs, Loud with the rear disconnected, and stock with the rear connected.

This takes less money, is lighter, and can go back to the stock noise level in 10 mins. It is a little more work to switch back and forth, but for an autocrosser who wants less weight and thus more performance but still wants the car quiet day to day, this is cheaper and does that job better. Plus with the vast majority of aftermarket exhausts, the silencer actually makes the car less powerful than stock on top end, whereas this has no negative effect in quiet mode.
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Old Oct 1, 2011 | 08:00 AM
  #147  
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Originally Posted by captain_pants
I use 3 sections of bicycle inner tube. Chop them about 1" long, then put them all so they're concentric (like the rings of a tree). Yeah, the inner one will fold up a bit, it doesn't matter. Then zip-tie through them and to the bolt on the V-band clamp. Then another ziptie through the tube sections again and around the subframe tube. It's a poor-man's extra exhaust hanger. I did it once on a whim and it seems to work.
Nice! I was considering doing something like that but I wasn't sure how to attach it. The zip tie doesn't melt? I'm envisioning the zip tie being between the v band flange and the clamp bolt, is that right? I would think that would be too hot.

Maybe I could do the same thing but with a hose clamp, or with some baling wire.

Or I could be a baller and get these - http://www.cabletiesandmore.com/stai...FYNo4AodIHKX6Q
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Old Apr 11, 2012 | 08:01 AM
  #148  
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BACK FROM THE DEAD!!!

Just wanted to say thanks to all that contributed to this thread. I had a Q300 dual before and despite the positive reviews about it being one of the more quiet exhausts for the S, when it was paired with my PLM header and Berk HFC, I still thought the Q300 was too loud for my taste. Therefore, I bought an OEM exhaust off a local user for a few bucks and went to town.

I made the cut right after the resonator, which puts the v-band just above the little chassis support bar under the car. At first I thought this would suck, but it actually has helped with install/removal of the mufflers. You can rest the flange on this support bar while removing or installing the mufflers onto their hangers and it helps to keep everything lined up if you are doing it by yourself (which is a bit more work than one would think).

Also, to make up for the fact that you have to order a 2.5" v-band flange which is a little too big for the pipe diameter on the OEM exhaust, I used a standard piece of 2.5" exhaust tubing as a "sleeve" over the OEM tubing to act as a spacer. This filled the gap between the OEM piping and the 2.5" v-band flange nicely. See picture below of the 2.5" exhaust tubing "sleeve"...



Then here it is with the flange welded on...



And a picture of the slight turn down we fabricated...



This exhaust is great. Stock during the week, and light/loud on the weekends. It really only takes me 30 minutes to swap my wheels and exhaust now in prep for an autox weekend. Not bad at all considering the benefits of a quiet exhaust during the week. Thanks s2ki!!!
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Old Apr 11, 2012 | 08:17 AM
  #149  
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^ Great idea moving the v-band back and out of the way of the axle. I was gathering some ideas for my own exhaust and it looks like it'll be easy for you to acess the v-band with the passenger rear wheel off. Any pics of it mounted up?
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Old Apr 11, 2012 | 09:09 AM
  #150  
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Originally Posted by Ayge
^ Great idea moving the v-band back and out of the way of the axle. I was gathering some ideas for my own exhaust and it looks like it'll be easy for you to acess the v-band with the passenger rear wheel off. Any pics of it mounted up?
It does make it very easy to access with the rear passenger wheel off. All you need is about 16" of extension to very comfortably loosen/tighten the clamp. Didn't snap any with it on the car, I will try to remember next time I change over.
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