# 2004 STI mild build

**URL:** <https://forums.speedlife.net/t/2004-sti-mild-build/259347>\
**Category:** Builds\
**Created:** [July 10, 2011, 2:26pm UTC](https://forums.speedlife.net/t/2004-sti-mild-build/259347 "2011-07-10T14:26:31Z")\
**Posts on this page:** 13\
**Page:** 7

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**Author:** ![offroadzj](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/offroadzj/32/6428_2.png) [@offroadzj](https://forums.speedlife.net/u/offroadzj)\
**Post date:** [June 6, 2013, 3:57am UTC](https://forums.speedlife.net/t/2004-sti-mild-build/259347/121 "2013-06-06T03:57:12Z")

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Found this and decided to just add to it rather than making new threads.

Finally finished up my start button:  
[![http://i51.photobucket.com/albums/f367/offroadzj/IMG_20130605_230017_197_zps5930340a.jpg](http://i51.photobucket.com/albums/f367/offroadzj/IMG_20130605_230017_197_zps5930340a.jpg)](http://s51.photobucket.com/user/offroadzj/media/IMG_20130605_230017_197_zps5930340a.jpg.html)

[![http://i51.photobucket.com/albums/f367/offroadzj/IMG_20130605_230240_751_zps947a3faf.jpg](http://i51.photobucket.com/albums/f367/offroadzj/IMG_20130605_230240_751_zps947a3faf.jpg)](http://s51.photobucket.com/user/offroadzj/media/IMG_20130605_230240_751_zps947a3faf.jpg.html)

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**Author:** ![JSEnclosures](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/jsenclosures/32/6678_2.png) [@JSEnclosures](https://forums.speedlife.net/u/JSEnclosures)\
**Post date:** [June 6, 2013, 7:37am UTC](https://forums.speedlife.net/t/2004-sti-mild-build/259347/122 "2013-06-06T07:37:42Z")

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pretty nifty!

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**Author:** ![offroadzj](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/offroadzj/32/6428_2.png) [@offroadzj](https://forums.speedlife.net/u/offroadzj)\
**Post date:** [June 6, 2013, 8:58am UTC](https://forums.speedlife.net/t/2004-sti-mild-build/259347/123 "2013-06-06T08:58:22Z")

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OEM looking FTW. Really liking this whole clean look… lol.

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**Author:** ![GD3Skier](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/gd3skier/32/6400_2.png) [@GD3Skier](https://forums.speedlife.net/u/GD3Skier)\
**Post date:** [June 6, 2013, 9:50am UTC](https://forums.speedlife.net/t/2004-sti-mild-build/259347/124 "2013-06-06T09:50:21Z")

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I swear my 96 had the same damn style buttons/housing and so does my brothers 00 and my mothers 08. I think my dads 12 outback finally has something updated. It’s crazy how long Subaru sticks with something. I’m sure it makes finding interior bits a lot easier though.

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**Author:** ![offroadzj](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/offroadzj/32/6428_2.png) [@offroadzj](https://forums.speedlife.net/u/offroadzj)\
**Post date:** [June 6, 2013, 4:47pm UTC](https://forums.speedlife.net/t/2004-sti-mild-build/259347/125 "2013-06-06T16:47:06Z")

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Steering wheel upgrade completely finished and working great!  
A few pics from the install:

Resistors removed from the 08+ cruise control circuit board and new wires soldered on:  
[![http://i51.photobucket.com/albums/f367/offroadzj/2004%20Subaru%20STI/IMG_3668_zps45b142e5.jpg](http://i51.photobucket.com/albums/f367/offroadzj/2004%20Subaru%20STI/IMG_3668_zps45b142e5.jpg)](http://s51.photobucket.com/user/offroadzj/media/2004%20Subaru%20STI/IMG_3668_zps45b142e5.jpg.html)

OEM and new wires tucked neatly away in shrink tubing:  
[![http://i51.photobucket.com/albums/f367/offroadzj/2004%20Subaru%20STI/IMG_3669_zps684e6a24.jpg](http://i51.photobucket.com/albums/f367/offroadzj/2004%20Subaru%20STI/IMG_3669_zps684e6a24.jpg)](http://s51.photobucket.com/user/offroadzj/media/2004%20Subaru%20STI/IMG_3669_zps684e6a24.jpg.html)

Diodes added to prevent back-feeding from new wires:  
[![http://i51.photobucket.com/albums/f367/offroadzj/2004%20Subaru%20STI/IMG_3671_zpsbaabb0c9.jpg](http://i51.photobucket.com/albums/f367/offroadzj/2004%20Subaru%20STI/IMG_3671_zpsbaabb0c9.jpg)](http://s51.photobucket.com/user/offroadzj/media/2004%20Subaru%20STI/IMG_3671_zpsbaabb0c9.jpg.html)

Soldered, taped and shrink tubed:  
[![http://i51.photobucket.com/albums/f367/offroadzj/2004%20Subaru%20STI/IMG_3672_zpse0df2e89.jpg](http://i51.photobucket.com/albums/f367/offroadzj/2004%20Subaru%20STI/IMG_3672_zpse0df2e89.jpg)](http://s51.photobucket.com/user/offroadzj/media/2004%20Subaru%20STI/IMG_3672_zpse0df2e89.jpg.html)

Wires cut and spliced into 2004 connector:  
[![http://i51.photobucket.com/albums/f367/offroadzj/2004%20Subaru%20STI/IMG_3673_zps21463d60.jpg](http://i51.photobucket.com/albums/f367/offroadzj/2004%20Subaru%20STI/IMG_3673_zps21463d60.jpg)](http://s51.photobucket.com/user/offroadzj/media/2004%20Subaru%20STI/IMG_3673_zps21463d60.jpg.html)

Not taking any chances of a ground coming loose and having to pull the airbag again to repair it. Wires soldered to ring terminal:  
[![http://i51.photobucket.com/albums/f367/offroadzj/2004%20Subaru%20STI/IMG_3674_zps88eeb8ed.jpg](http://i51.photobucket.com/albums/f367/offroadzj/2004%20Subaru%20STI/IMG_3674_zps88eeb8ed.jpg)](http://s51.photobucket.com/user/offroadzj/media/2004%20Subaru%20STI/IMG_3674_zps88eeb8ed.jpg.html)

Button panels mounted and wire harness completed:  
[![http://i51.photobucket.com/albums/f367/offroadzj/2004%20Subaru%20STI/IMG_3675_zpsbe6390ee.jpg](http://i51.photobucket.com/albums/f367/offroadzj/2004%20Subaru%20STI/IMG_3675_zpsbe6390ee.jpg)](http://s51.photobucket.com/user/offroadzj/media/2004%20Subaru%20STI/IMG_3675_zpsbe6390ee.jpg.html)

Completed and installed (along with iDatalink Maestro steering wheel control):  
[![http://i51.photobucket.com/albums/f367/offroadzj/2004%20Subaru%20STI/IMG_3678_zpsfa5686c2.jpg](http://i51.photobucket.com/albums/f367/offroadzj/2004%20Subaru%20STI/IMG_3678_zpsfa5686c2.jpg)](http://s51.photobucket.com/user/offroadzj/media/2004%20Subaru%20STI/IMG_3678_zpsfa5686c2.jpg.html)

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<div class="post-metadata">

**Author:** ![JSEnclosures](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/jsenclosures/32/6678_2.png) [@JSEnclosures](https://forums.speedlife.net/u/JSEnclosures)\
**Post date:** [June 7, 2013, 5:58am UTC](https://forums.speedlife.net/t/2004-sti-mild-build/259347/126 "2013-06-07T05:58:23Z")

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any plans for doing the 06+ hvac upgrade?

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<div class="post-metadata">

**Author:** ![offroadzj](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/offroadzj/32/6428_2.png) [@offroadzj](https://forums.speedlife.net/u/offroadzj)\
**Post date:** [June 7, 2013, 6:59am UTC](https://forums.speedlife.net/t/2004-sti-mild-build/259347/127 "2013-06-07T06:59:48Z")

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I would love to because the dash on the 05+ is much nicer looking, but it’s really not worth it just for the look.

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<div class="post-metadata">

**Author:** ![JSEnclosures](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/jsenclosures/32/6678_2.png) [@JSEnclosures](https://forums.speedlife.net/u/JSEnclosures)\
**Post date:** [June 7, 2013, 7:44am UTC](https://forums.speedlife.net/t/2004-sti-mild-build/259347/128 "2013-06-07T07:44:23Z")

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climate control too

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**Author:** ![ds50r](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/ds50r/32/3491_2.png) [@ds50r](https://forums.speedlife.net/u/ds50r)\
**Post date:** [June 7, 2013, 8:03am UTC](https://forums.speedlife.net/t/2004-sti-mild-build/259347/129 "2013-06-07T08:03:55Z")

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thats nut! id love to upgrade my steering wheel and add controls but ive never done anything with airbags before and id be afraid of not having the right ohms or voltage that the srs system needs

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**Author:** ![offroadzj](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/offroadzj/32/6428_2.png) [@offroadzj](https://forums.speedlife.net/u/offroadzj)\
**Post date:** [June 7, 2013, 8:43am UTC](https://forums.speedlife.net/t/2004-sti-mild-build/259347/130 "2013-06-07T08:43:57Z")

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> [@How many pairs of pants do you own?](https://forums.speedlife.net/t/how-many-pairs-of-pants-do-you-own/52915/25):
>
> climate control too

My STi already has the automatic climate control.

> [@Buffalo NY, 3rd higest closing Costs in the nation](https://forums.speedlife.net/t/buffalo-ny-3rd-higest-closing-costs-in-the-nation/52877/22):
>
> thats nut! id love to upgrade my steering wheel and add controls but ive never done anything with airbags before and id be afraid of not having the right ohms or voltage that the srs system needs

I didn’t change anything with the airbag system other than swapping over the charge. On the 08+ it’s a dual stage setup where the 04 is only a single stage. But the bolt patterns are the same for the charges.

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**Author:** ![ds50r](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/ds50r/32/3491_2.png) [@ds50r](https://forums.speedlife.net/u/ds50r)\
**Post date:** [June 7, 2013, 9:12am UTC](https://forums.speedlife.net/t/2004-sti-mild-build/259347/131 "2013-06-07T09:12:04Z")

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oh nice, i would have to splice wires and change over connectors and thats not something im really game for attempting yet haha

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<div class="post-metadata">

**Author:** ![offroadzj](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/offroadzj/32/6428_2.png) [@offroadzj](https://forums.speedlife.net/u/offroadzj)\
**Post date:** [June 7, 2013, 9:14am UTC](https://forums.speedlife.net/t/2004-sti-mild-build/259347/132 "2013-06-07T09:14:34Z")

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No. I would never mess with airbag wiring… there are FAR too many things to go wrong and get very costly…

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<div class="post-metadata">

**Author:** ![ds50r](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/ds50r/32/3491_2.png) [@ds50r](https://forums.speedlife.net/u/ds50r)\
**Post date:** [June 7, 2013, 10:12am UTC](https://forums.speedlife.net/t/2004-sti-mild-build/259347/133 "2013-06-07T10:12:05Z")

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my thought exactly!

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