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IWSTI Lounge
  Forum Last Post Threads Posts
Click here for: 2015+ Topics, 2008-2014 Topics or 2004-2007 Topics. If your post is not related to Subaru please post in Off-Topic.
25,200 397,683
Share the latest Subaru news, gossip, and rumors. Post it here for all to see.
by mofoSTI
04-21-15 09:17 AM Go to last post
1,093 28,047
Read and post your how-to installations. Check out HSPN How-To / Install Videos.
Yesterday 02:23 AM Go to last post
604 16,754
Ask questions, share photos, or share knowledge about cameras and camera equipment.
3,946 86,448
STI related videos. Please post non-sti videos in non-sti video subforum.
Sponsored by Subie TV
by Kaimino
04-18-15 12:30 PM Go to last post
6,806 94,583
Discuss your favorite detailing products, find out how to remove nasty waterspots or imperfections in your paint.
Sponsored by Detailer's Domain
by SubySal
04-25-15 11:11 AM Go to last post
1,612 18,693
This news related to the upcoming Subaru BRZ STI. This will be expanded or merged as necessary in the future.
by DECKER
04-20-15 12:04 PM Go to last post
181 5,476
This is for all member journals dedicated to all other vehicles.
222 10,649
by dookie
Today 02:05 PM Go to last post
16,111 250,716

IWSTI Engine & Drivetrain
  Forum Last Post Threads Posts
Discuss things like ECU related electronics and data monitors, etc...
Today 03:45 PM Go to last post
9,180 98,607
New for the 2015 WRX, this motor is expected to make its way to the STI in the near future but we don't yet have any official word from Subaru on this. Stay tuned!
04-09-15 07:17 AM Go to last post
13 238
Discuss the Subaru 2.5L factory motor. Please post exhaust related discussion in the exhaust forum.
by OEMPlus
Today 05:08 PM Go to last post
23,900 318,819
Discuss building, modifying, or swapping your engine internals or aftermarket engine upgrades.
1,320 19,193
Discuss things related to clutches, gears, differentials, driveshafts, etc...
04-24-15 02:36 PM Go to last post
5,947 67,149
Discuss water and methanol injection, nitrous, or methods to lower the intercooler's temperature.
by aijii
04-09-15 05:44 AM Go to last post
351 5,270

STi Marketplace
  Forum Last Post Threads Posts
SubaruPartsStore.net   Fred Beans   Perrin Performance   OEM Audio Plus   Edge Autosport   Subispeed.com   ProLightz
286 1,846
Share your experiences with STi Dealers, Vendors, and Aftermarket Products & Accessories.
Check out the new IWSTI Reviews section here.
04-25-15 07:59 PM Go to last post
398 6,934
This is an area where Vendors can post their announcements, information about project cars, or build ups.
2,243 34,509
This forum is for vendors to post group buys for IWSTI.com members. IWSTI.com does its best to work with reputable vendors, however, we take no responsibility in transactions carried out here.
508 20,211
STIs For Sale. This forum is for selling cars ONLY.
by spzmn
Today 02:55 PM Go to last post
5,726 64,685
Parts for sale by our members. Search by region:
Never 0 0
New parts for sale by our vendors.
Never 0 0
1,599 8,839

No-Nonsense Quote
No-Nonsense Quote
2015+ STI Discussion Forum
  Forum Last Post Threads Posts
New to the Subaru purchasing world? Come here to talk about different topics related to the release and the purchase of a new Subaru STI.
170 6,155
Use this forum to create a thread featuring your subaru from the day you received through each stage of its modification.
195 6,384
by jaswrx
Today 05:58 PM Go to last post
1,984 59,307
Used parts for sale from our members.
FS (USA,TX): Looking to buy
Today 04:08 PM Go to last post
405 2,815
New parts for sale from our vendors.
62 1,268

GR Series STi Discussion (2008+)
  Forum Last Post Threads Posts
Document your build story after each modification. Check out the Members' Journals FAQ.
by Bassler
Today 04:54 PM Go to last post
1,255 89,116
Discussion for general 08+ STIs. Please use the technical subforums for specific 08+ STI topics.
15,311 319,080
Find items for sale by IWSTI members (not vendors) here. Please read about the requirements to post in this forum.
by UAE_Boy
Today 05:39 PM Go to last post
14,312 98,823
This forum is for Authorized Vendors to post 2008+ STI performance parts & accessories. Please Contact Us to become an Authorized Vendor.
1,368 40,366

GD Series STi Discussion (2003/4-2007)
  Forum Last Post Threads Posts
Share your build story w/photos after each modification. Check out the FAQ to get started.
by TimM
Today 05:36 PM Go to last post
3,006 232,486
Discussion for general 2003/4-07 topics. Please use the technical subforums below for specific 03-07 topics.
31,065 395,078
Find items for sale by IWSTI members (not vendors) here. Please read about the requirements to post in this forum.
Today 04:08 PM Go to last post
40,643 265,023
This forum is for Authorized Vendors to post 03/04-2007 STI performance parts & accessories. Please Contact Us to become an Authorized Vendor.
3,388 108,300

Beyond Off Topic
  Forum Last Post Threads Posts
Anything not related to the STi or technical content.
Today 03:03 PM Go to last post
17,186 428,157
Read the lastest site news or post your site comments, criticisms, or bug report in here.
1,415 17,499


What's Going On?
Subaru Impreza WRX STI Forums: IWSTI.com Statistics
Subaru Impreza WRX STI Forums: IWSTI.com Statistics
Threads: 255,425, Posts: 3,722,412, Members: 101,554
Welcome to our newest member, bjames45

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