# Dr.Jekyll Exhaust = works well on new setup

**URL:** <https://forums.speedlife.net/t/dr-jekyll-exhaust-works-well-on-new-setup/119909>\
**Category:** SON240sx Automotive\
**Created:** [November 16, 2008, 4:47am UTC](https://forums.speedlife.net/t/dr-jekyll-exhaust-works-well-on-new-setup/119909 "2008-11-16T04:47:22Z")\
**Posts on this page:** 1\
**Showing post:** 28

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**Author:** ![Happy240sx](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/happy240sx/32/5515_2.png) [@Happy240sx](https://forums.speedlife.net/u/Happy240sx)\
**Post date:** [November 18, 2008, 3:39am UTC](https://forums.speedlife.net/t/dr-jekyll-exhaust-works-well-on-new-setup/119909/28 "2008-11-18T03:39:11Z")

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> [@Happy Birthday Sup(poop)ra-Pimp.](https://forums.speedlife.net/t/happy-birthday-sup-poop-ra-pimp/19158/9):
>
> I guess noone here knows who Dr.Jekyll **OR** Mr. Hyde are…
> 
> So Dan, the valve is a tight seal? No leak noise at all? I’ve always wondered that about those units.

I no eh Theo? I thought it was pretty self explanatory.

Yeah, the valve stays closed pretty tightly… no exhaust leak is heard in the car.

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