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BMW 3-Series (E90 E92) Forum > E90 / E92 / E93 3-series Powertrain and Drivetrain Discussions > NA Engine (non-turbo) / Drivetrain / Exhaust Modifications > Success removing baffles from OEM Muffler with Drill?



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      09-30-2010, 01:16 PM   #1
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Success removing baffles from OEM Muffler with Drill?

Anyone ever use a long drill bit and sabatage the inside of their muffler with any success? Seams like you could drill some internal holes in there and let some more low end out. Anyone try this on an OEM Stocker? Thoughts a ideas appreciated
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      09-30-2010, 01:44 PM   #2
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You should do it and let us know how it works out. =D

TBH probably better off just hacking it off.
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      09-30-2010, 03:16 PM   #3
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Quote:
Originally Posted by guerilla twang View Post
You should do it and let us know how it works out. =D

TBH probably better off just hacking it off.
+1 You're probably better off doing a muffler delete. I mean if you have the time and resources to drill into your muffler, go ahead. But I don't think it will do much, especially if you don't know how the inside of the muffler looks.
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      09-30-2010, 05:58 PM   #4
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Drilling holes into your muffler is such a civic thing to do.
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      09-30-2010, 06:02 PM   #5
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Quote:
Originally Posted by DimSum View Post
Drilling holes into your muffler is such a civic thing to do.
+1
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      10-03-2010, 05:38 PM   #6
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very.true
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      10-04-2010, 03:46 PM   #7
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check this out, someone on zpost did just that. well not drill holes but cut it open and remove the glass.

http://www.zpost.com/forums/showthread.php?t=438627
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      10-04-2010, 03:55 PM   #8
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      10-04-2010, 03:56 PM   #9
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put a Type-R sticker on the back too LOL
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      10-04-2010, 10:03 PM   #10
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      10-04-2010, 10:19 PM   #11
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is this the same kinda thing cavin does with his mufflers?
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      10-04-2010, 10:42 PM   #12
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Quote:
Originally Posted by Dubbedown View Post
check this out, someone on zpost did just that. well not drill holes but cut it open and remove the glass.

http://www.zpost.com/forums/showthread.php?t=438627
thats glass?! it looks more like hair extentions to me
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      10-05-2010, 10:02 AM   #13
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Quote:
Originally Posted by DimSum View Post
thats glass?! it looks more like hair extentions to me
uh, you realize that's glass wool?
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      10-05-2010, 11:20 AM   #14
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Quote:
Originally Posted by BlackBimmer1991 View Post
is this the same kinda thing cavin does with his mufflers?
Lol no, And that packing stuff does look like hair extensions lol

Our mufflers dont run that type of packing, we run fiberglass insulation that looks almost like the stuff in your walls at home.

And he didnt add anything to it, he just removed the packing which is just a waste and wont do anything for the car.

I fully modify the internals and create and entirely different flow

and I dont cut the muffler like that
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      10-05-2010, 03:32 PM   #15
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Quote:
Originally Posted by Craven 328 View Post
Lol no, And that packing stuff does look like hair extensions lol

Our mufflers dont run that type of packing, we run fiberglass insulation that looks almost like the stuff in your walls at home.

And he didnt add anything to it, he just removed the packing which is just a waste and wont do anything for the car.

I fully modify the internals and create and entirely different flow

and I dont cut the muffler like that
haha sorry I didnt mean to insult you. I was just wondering if you took out that "fiber glass stuff out"
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      10-05-2010, 04:15 PM   #16
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Quote:
Originally Posted by Dubbedown View Post
uh, you realize that's glass wool?
Yes, I know... It just kinda reminded me of a wig/hair extentions.
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      11-02-2010, 09:01 PM   #17
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A sawzall will probally yield better results
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