Thrush welded or glasspack?

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  #1  
Old 04-05-2011, 07:33 PM
Azett's Avatar
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Default Thrush welded or glasspack?

I have a '97 3.8 and i want to put an aftermarket exhaust on but i don't know what to do. I have been told to either put a Thrush welded muffler or a glasspack on but i don't know which would be better. Im looking to spend about 50-60 dollars on it. Also someone told me putting a different exhaust could harm the motor.
 
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Old 04-05-2011, 08:19 PM
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dont get a glasspack. im not sure how it would sound with your v6, but on my Z, when i got my headers and hi flows into true dual, i used glasspacks for my mufflers bc im cheap. it sounded real good but after a month or so, the insides of the glasspacks fell apart and it sounded horrible after that. they will make it louder for sure, but the quality isnt the best
 
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Old 04-05-2011, 10:00 PM
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Glasspacks are junk. Thrush Welded will sound ok but with the V6 it will be raspy. For the best sound I have heard from a 3.8L in these cars is by using the Z28 stock muffler and duals out. This is what SLP did to the 01-02 RS cars. it does not sound too raspy but gives a decient tone.

Massey
 
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Old 04-05-2011, 10:07 PM
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Just for the record, if you install glass packs the wrong way (exhaust blowing into the louvers), they will burn out/deteriorate fast. It may sound backwards, but you want the exhaust to flow over the louvers, not into them. I've used glasspacks before, and they've lasted. They're more of a resonator than a muffler.
 
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Old 04-05-2011, 10:07 PM
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Massey said it. The only decent to good sounding v6 cars are the ones that have a z28 catback on them.
 
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Old 04-05-2011, 10:12 PM
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Originally Posted by Camaro 69
Just for the record, if you install glass packs the wrong way (exhaust blowing into the louvers), they will burn out/deteriorate fast. It may sound backwards, but you want the exhaust to flow over the louvers, not into them. I've used glasspacks before, and they've lasted. They're more of a resonator than a muffler.
Since you said it, I started to think about it. I originally had just glasspacks installed when I got my car for a good sound and they lasted. When I got my full exhaust, I think they were installed backwards. Thats why they wore out fast when I had my full exhaust. Hmm I didnt even think of that. Oh well, I love how it sounds with true dual headers and hi flows anyway

Yeah, I 3rd with Massey and Maven. The Z28 muffler does sound good on the 3.8L, especially for a V6.
 
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Old 04-05-2011, 10:13 PM
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My ranger with its 4.0 v6 has a Thrush welded muffler and it sounds damn good for a V6.
 
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Old 04-06-2011, 05:08 PM
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OK, thanks. How much would it cost to get the dual exhaust from a Z, would i just have to find someone selling it?
 
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Old 04-06-2011, 06:53 PM
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You could either find someone selling it or go to a dealer and see if they can order one. If you get one from a dealer, be ready to pay a pretty penny bc they will charge you out the butt for one. Google it, check ebay, check craigslist, etc.
 
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