# 3" Exhaust installed, popping noises & raised idle..Running Rich?!

**URL:** https://forums.speedlife.net/t/3-exhaust-installed-popping-noises-raised-idle-running-rich/117390
**Category:** SON240sx Automotive
**Created:** [July 31, 2008, 11:52am UTC](https://forums.speedlife.net/t/3-exhaust-installed-popping-noises-raised-idle-running-rich/117390 "2008-07-31T11:52:39Z")
**Posts on this page:** 1
**Showing post:** 8

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### Author: ![dubv](https://avatars.discourse-cdn.com/v4/letter/d/c57346/32.png) [@dubv](https://forums.speedlife.net/u/dubv)
#### Post date: [August 2, 2008, 10:04am UTC](https://forums.speedlife.net/t/3-exhaust-installed-popping-noises-raised-idle-running-rich/117390/8 "2008-08-02T10:04:46Z")

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> [@Predict this score](https://forums.speedlife.net/t/predict-this-score/17877/4):
>
> Your not making much sense.
> 
> Your idle went up by 100rpm? How do you even notice that on the stock tach. The popping is probably because the exhaust is more straight through and 3-inch.
> 
> Why do you think you are running rich from all this? An exhaust shouldnt affect anything other than sound and performance.

+1 , exactly what i told you G when u bought the exhaust off me.

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