# Recorded Exhaust db's

**URL:** <https://forums.speedlife.net/t/recorded-exhaust-dbs/209460>\
**Category:** SON240sx Automotive\
**Created:** [February 23, 2011, 2:19pm UTC](https://forums.speedlife.net/t/recorded-exhaust-dbs/209460 "2011-02-23T14:19:22Z")\
**Posts on this page:** 8\
**Page:** 1

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**Author:** ![NoSkillz](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/noskillz/32/5606_2.png) [@NoSkillz](https://forums.speedlife.net/u/NoSkillz)\
**Post date:** [February 23, 2011, 2:19pm UTC](https://forums.speedlife.net/t/recorded-exhaust-dbs/209460/1 "2011-02-23T14:19:22Z")

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So i installed a new exhaust on my car the other day so now im officially running straight pipes. Noticeably louder then my 3" cat back.  
Should have done a comparison test but didn’t think about recording the value. Anyways,

At idle recorded 78-85 dbs with the driver window down, in car, facing into the garage (doors open)

and when free revving to 5k rpm record this

![http://a5.sphotos.ak.fbcdn.net/hphotos-ak-snc6/180531_10150091242221712_506711711_6560854_4126412_n.jpg](http://a5.sphotos.ak.fbcdn.net/hphotos-ak-snc6/180531_10150091242221712_506711711_6560854_4126412_n.jpg)  
averaged about 99-100db’s

come spring time i’ll do a road test and see how loud it is under load, 7k rpm and with the wastegate open(screamer pipe).

Has anyone done something similar to this before in recording a 240’s sound level?

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**Author:** ![Datenshi](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/datenshi/32/5899_2.png) [@Datenshi](https://forums.speedlife.net/u/Datenshi)\
**Post date:** [February 24, 2011, 6:31am UTC](https://forums.speedlife.net/t/recorded-exhaust-dbs/209460/2 "2011-02-24T06:31:39Z")

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If your doing this as a measurement for police, don’t you measure the DB on a 45 degree angle about a foot from the muffler?

101dB’s inside the car is fuggin’ LOUD.

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**Author:** ![anderson](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/anderson/32/5728_2.png) [@anderson](https://forums.speedlife.net/u/anderson)\
**Post date:** [February 24, 2011, 6:58am UTC](https://forums.speedlife.net/t/recorded-exhaust-dbs/209460/3 "2011-02-24T06:58:56Z")

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that is very loud holy

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**Author:** ![bigfoot\_64](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/bigfoot_64/32/3273_2.png) [@bigfoot\_64](https://forums.speedlife.net/u/bigfoot_64)\
**Post date:** [February 24, 2011, 10:38am UTC](https://forums.speedlife.net/t/recorded-exhaust-dbs/209460/4 "2011-02-24T10:38:37Z")

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thinking you need to get a video of your bad ass machine on here with your exhaust revving, sick

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**Author:** ![BoOsT-HuNgRy](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/boost-hungry/32/5721_2.png) [@BoOsT-HuNgRy](https://forums.speedlife.net/u/BoOsT-HuNgRy)\
**Post date:** [February 24, 2011, 11:45am UTC](https://forums.speedlife.net/t/recorded-exhaust-dbs/209460/5 "2011-02-24T11:45:51Z")

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video or gtfo lol

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**Author:** ![HosTys\_13](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/hostys_13/32/5741_2.png) [@HosTys\_13](https://forums.speedlife.net/u/HosTys_13)\
**Post date:** [February 24, 2011, 1:49pm UTC](https://forums.speedlife.net/t/recorded-exhaust-dbs/209460/6 "2011-02-24T13:49:08Z")

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This car is beast!

Gt28 is fast

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**Author:** ![NoSkillz](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/noskillz/32/5606_2.png) [@NoSkillz](https://forums.speedlife.net/u/NoSkillz)\
**Post date:** [February 25, 2011, 4:31am UTC](https://forums.speedlife.net/t/recorded-exhaust-dbs/209460/7 "2011-02-25T04:31:05Z")

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I’ll update come spring time… Video and a more real world test

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**Author:** ![BoOsT-HuNgRy](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/boost-hungry/32/5721_2.png) [@BoOsT-HuNgRy](https://forums.speedlife.net/u/BoOsT-HuNgRy)\
**Post date:** [February 25, 2011, 5:00am UTC](https://forums.speedlife.net/t/recorded-exhaust-dbs/209460/8 "2011-02-25T05:00:42Z")

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booooo give us a sample lol
