# What causes a muffler to EXPLODE?

**URL:** <https://forums.speedlife.net/t/what-causes-a-muffler-to-explode/39334>\
**Category:** NYSpeed Automotive\
**Created:** [November 27, 2007, 8:30am UTC](https://forums.speedlife.net/t/what-causes-a-muffler-to-explode/39334 "2007-11-27T08:30:21Z")\
**Posts on this page:** 1\
**Showing post:** 10

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**Author:** ![nelstoys](https://avatars.discourse-cdn.com/v4/letter/n/48db29/32.png) [@nelstoys](https://forums.speedlife.net/u/nelstoys)\
**Post date:** [November 27, 2007, 10:16am UTC](https://forums.speedlife.net/t/what-causes-a-muffler-to-explode/39334/10 "2007-11-27T10:16:08Z")

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Wow, that happend to me on my 67 442. Blew both mufflers open.

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