2.0L LSJ Performance Tech 205hp Supercharged SS tuner version. 200 lb-ft of torque.
View Poll Results: Which exhaust is the best?
Magnaflow - Affordable, well made, great sounding.
195
26.17%
Corsa - Most expensive, but it rips!
204
27.38%
Borla - Low melow tone, middle of the road pricing.
52
6.98%
GMPP - Lowest price, borla quality, GM backed.
294
39.46%
Voters: 745. You may not vote on this poll

The Official Exhaust Thread.

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Old 06-05-2006, 11:41 AM
  #251  
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Originally Posted by BLKSS
Any new feedback on th GMPP exhaust? Touring or sport? Im still trying to decide what intake and exhaust im going to go with. I can get a Corsa shipped for free to Canada for 700 but unsure yet.

u will definately not be sorry with the Corsa. They only thing that turned me off about the GMPP exhaust was that is was 2.25" piping.. why? when the rest of it is 2.5" kind of restrictive especially if u plan on modding the car and putting a smaller pulley on
Old 06-05-2006, 01:56 PM
  #252  
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Called my dealership for pricing on the GMPP sports exhaust and its 610$ I went on GM parts direct and put the part number from the first page and it gave me the muffler tip only. Anyone have the part number for this? All I want to do is buy one! I Hate shopping!
Old 06-05-2006, 11:41 PM
  #253  
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Originally Posted by CobaltSS422
u will definately not be sorry with the Corsa. They only thing that turned me off about the GMPP exhaust was that is was 2.25" piping.. why? when the rest of it is 2.5" kind of restrictive especially if u plan on modding the car and putting a smaller pulley on

I second the Corsa! Just installed mine today and its AWESOME!
Old 06-26-2006, 12:34 AM
  #254  
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So the GM catback is 2.25, isnt that the stock diameter?

I dont see shelling out $500 for 5HP lol
Old 06-26-2006, 12:36 AM
  #255  
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You're going to get about 5hp w/ any exhaust you get.
Old 06-26-2006, 12:57 AM
  #256  
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Originally Posted by l Sh1ft l
You're going to get about 5hp w/ any exhaust you get.
AWESOME!

lol ill stick to stock
Old 08-02-2006, 11:55 PM
  #257  
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Originally Posted by l Sh1ft l
You're going to get about 5hp w/ any exhaust you get.
i thought that it would be a bigger gain in hp with an exhaust system. about a 5hp gain is that with a catback and a full exhaust?

Mods:
AEM intake
Future mods: stage 2, ingalls engine damper
Old 08-03-2006, 12:03 AM
  #258  
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No, you get more than 5 hp. I can garentee that, larger piping and a free flowing muffler is going to be closer to 10 hp. When I got the magnaflow, my torque steer got so bad it was scary, 5 extra hp wouldn't do that.
Old 08-03-2006, 02:02 AM
  #259  
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Originally Posted by Blown 4-banger
No, you get more than 5 hp. I can garentee that, larger piping and a free flowing muffler is going to be closer to 10 hp. When I got the magnaflow, my torque steer got so bad it was scary, 5 extra hp wouldn't do that.
this is probably a really bad question but what do u mean by torque steer ?
Old 08-03-2006, 02:08 AM
  #260  
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Originally Posted by cMw
this is probably a really bad question but what do u mean by torque steer ?
the car jerks real hard in one direction when you give it gas and is amplified at lower speeds when a sudden acceleration from the driver is initiated
Old 08-03-2006, 02:17 AM
  #261  
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as a note to the hp with exhausts, i think it is measured as percentages rather than mechanical power. The increased flow is where the power is coming from. The more power you add to the car the quicker exhaust gases are created which means if there is less restriction the gases can get out faster which in turn increases power. It was mentioned that a 2.5" exhaust will perform much better than that of a 3" exhaust if the flow rate of the 2.5 was higher. Diameter plays a role but total flow of the heated gases will ultimately lead to better performance.

edit: that being said, while a few hp over stock may not seem much the overall result will be better as mods are added to increase mechanical hp since the performance exhuast would be less restrictive than stock
Old 08-06-2006, 06:44 PM
  #262  
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which exhaust do you think would look best on the base model 2.2l cobalt...without the lip...i ???
Old 08-10-2006, 05:11 PM
  #263  
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corsa all the way just got ordered mine to day around 670 shipped JEGS.com check it out
Old 08-10-2006, 05:23 PM
  #264  
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Is there any sound clips yet? I havent seen any.
Old 08-17-2006, 06:31 PM
  #265  
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has anyone heard the dc exhaust yet???
Old 08-17-2006, 09:34 PM
  #266  
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Originally Posted by mike_06_SS
has anyone heard the dc exhaust yet???
Yah it sounds pretty mean, i only think it has gains of like 4hp though.
Old 08-19-2006, 12:48 PM
  #267  
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Originally Posted by CobaltSS313
Yah it sounds pretty mean, i only think it has gains of like 4hp though.
No one exhaust is really going to give you more horsepower than the other.

4-5hp, if you are lucky, is all you will really get out of a catback exhaust on these cars.
Old 09-02-2006, 06:31 PM
  #268  
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Does anyone know if that magnaflow exhaust for the ss 2.0l will fit under the car for the 2.2l sedan model? I'd rather have the full 2.5" piping. Thanks
Old 09-02-2006, 07:16 PM
  #269  
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Yes, piping path is the same as far as I know for the 2.2, 2.4, and 2.0
Old 09-04-2006, 01:02 AM
  #270  
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long over due ... here is a comparison of a GM performance exhaust and a stock exhuast.

http://yah-evolution.net/video/svsmvid.wmv

WARNING 35mb video 56k = No
Old 09-27-2006, 08:58 PM
  #271  
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what I wana see is a 2.2 with the touring system...thats all i need to make my decision. If anyone know where i can hear a clip or see a video i would realy appreciate it.
Old 10-01-2006, 01:17 AM
  #272  
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deff going GMPP if not magna thanks much
Old 10-01-2006, 04:14 AM
  #273  
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isn't this the cheapest corsa exhaust site? Idk, i just found it.

http://www.1motormart.com/unified/bu...rsa&make_code=
Old 10-01-2006, 08:22 AM
  #274  
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I might as well throw this in here. This is my video clip of my exhaust.

XTC stainless header
XTC Downpipe w/cat
GM performance exhaust

https://www.cobaltss.net/forums/show...der+sound+clip
Old 10-04-2006, 08:06 PM
  #275  
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In the original videos of the corsa exhausts, is that the touring or the sport one?


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