# 4inch aluminum exhaust

**URL:** <https://forums.speedlife.net/t/4inch-aluminum-exhaust/255985>\
**Category:** Builds\
**Created:** [December 13, 2010, 4:34pm UTC](https://forums.speedlife.net/t/4inch-aluminum-exhaust/255985 "2010-12-13T16:34:53Z")\
**Posts on this page:** 1\
**Showing post:** 20

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**Author:** ![xdsmlaser93x](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/xdsmlaser93x/32/6507_2.png) [@xdsmlaser93x](https://forums.speedlife.net/u/xdsmlaser93x)\
**Post date:** [December 14, 2010, 5:24pm UTC](https://forums.speedlife.net/t/4inch-aluminum-exhaust/255985/20 "2010-12-14T17:24:21Z")

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> [@OMG not my mac!](https://forums.speedlife.net/t/omg-not-my-mac/38027/5):
>
> I had aluminum exhaust on 1st front mount turbo kit in '04 … it melted and deformed like crazy… at least for 1-2 feet coming off my downpipe.

how thick was the aluminum piping you were using?

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