Welcome! New to the site, looking to buy your first Subaru, or just want to introduce yourself and your love of Subarus? Ask basic questions, read up on the FAQ, & introduce yourself here. After introducing yourself & you feel more comfortable, start your own member journal by following the steps in the member journal faq.

Have news from a media outlet? Hear the latest rumor from Japan? Post it here for all to see.
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Driving Tips & Techniques   Pro Motorsports   Sanctioned Motorsports

Discuss the tools necessary to install parts on your Subaru and recommend must-have tools for those new to working on their Subaru.

Discuss what products you use to keep your car clean, get rid of nasty waterspots, or remove imperfections in your baby's paint.
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Think you might have a warranty question, a warranty issue, or have been wrongly denied your warranty claim? Share your experiences here.

Discuss insurance related to your Subie in this forum, like how much you pay, who you use, and whether those mods are covered!

Post links to STI related videos. Please post other non-STI specific videos in non-sti related subforum.
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Non-STI Related / Off-Topic Videos

Share pics of your car & show off your vehicle after each modification. Check the Members' Journals FAQ to get started.

GD Series (2003/4-2007)   GR Series (2008+)   Other Vehicles

Post your dyno and show off your sexy power curves. Please follow the strict rules when starting a thread.

Post your fastest times and time slips from the drag strip, race track, etc.

Discuss things like ECU reflashes, chips, piggy back ECUs, tuning devices, gauges, boost controllers, data monitors, etc...

Review STi Tuners   Cobb Street Tuner

Discuss things related to the Subaru 2.5L factory motor. Please post exhaust related discussion in the exhaust forum...

GR-Exhaust
GD-Exhaust

Discuss things related to building, modifying, or swapping your engine internals in addition to complete aftermarket motors/engines.
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Discuss all things related to water and methanol injection, nitrous, or methods to further lower the temperature of the intercooler.

Discuss things related to clutches, gears, differentials, driveshafts, etc...

Get installation help and information here. You'll also find links to HSPN How-To / Install Videos in this forum.

Share pics of your car & show off your vehicle after each modification. Check the Members' Journals FAQ to get started.

With the introduction of the 2008 model came a totally redesigned body style. For those not familiar with Subaru, the previous 2004-2007 generation is referenced by the GD chassis code while the 2008+ generation is referenced by the GR chassis code.

2008+ STI Prospective Buyer Info, Specs, Reviews, and Videos
2008 STI Member Journals

General technical forum for the 2008+ model (GR chassis code)

GR-Engine, Power, & Performance
GR-ECU Tuning & Performance Electronics
GR-Exhausts
GR-Exterior
GR-Interior
GR-I.C.E/Security
GR-Suspension, Handling, Stiffening - Sponsored by: Racecomp Engineering
GR-Tires & Wheels - Sponsored by:
GR-Braking - Co-Sponsored by: The Brake Man and SoJDM.com

Please us this area to post classified ads related to the GR model. Please obey THE RULES.

GR-Vendor Announcements
GR-Vendor Classifieds
GR-Group Buys
GR-Private Classifieds

Share pics of your car & show off your vehicle after each modification. Check the Members' Journals FAQ to get started.

This is for general discussion specifically related to the GD Chassis (2003/4-2007) model years. For those not familiar with Subaru, the previous 2004-2007 generation is referenced by the GD chassis code while the 2008+ generation is referenced by the GR chassis code.

Technical forum for the 2003/4-2007 (GD chassis code)

GD-Engine, Power, & Performance
GD-ECU Tuning & Performance Electronics
GD-Exhausts
GD-Exterior
GD-Interior
GD-I.C.E/Security
GD-Suspension, Handling, & Stiffening - Sponsored by: Racecomp Engineering
GD-Tires & Wheels - Sponsored by:
GD-Braking - Co-Sponsored by: The Brake Man and SoJDM.com

Large marketplace for 2003/4-2007 (GD chassis) owners.

Vendor Announcements & Project Buildups
GD-Vendor Group Buys
Vendor Classifieds
GD-Private For Sale Classifieds

Please visit the FAQ/Newbie Forum before posting in the General Community Forum, which is reserved for discussion of general things related to Subaru that do not fit in other specific forums. If your post is not related to Subaru please post in Off-Topic. If your thread is related to the 2003/4-2007 STI (known as the GD model) or the 2008+ STI (known as the GR model), please follow one of the two links below to post a topic in or to view those forums. Please do not post such topics here.

Topics specific to the 2008+ STI (GR)   Topics specific to the 2003/4-2007 STI (GD)

This forum is for selling cars ONLY.

Find new and used factory or aftermarket parts for your car, everything from shift knobs to turbos to body kits.

Vendor Group Buys
GD-Series (2003/4-2007) Marketplace
GR-Series (2008+) Marketplace
Archived Vendor Classified Threads by Vendor

This forum is for selling apparel miscellaneous accessories and non-automotive stuff.

Share links to hot ebay deals with your fellow IWSTI members.

Share your experiences with STi Dealers, Vendors, and Aftermarket Products & Accessories.
Check out the new IWSTI Reviews section here.

Tuner Reviews   Review STi Vendors   Review STi Dealers   Parts Reviews

SoCal   NorCal   Midwest   Northeast   Northwest   Mountain West   South Atlantic   Mid Atlantic   South   Texas   Alaska   Hawaii   Puerto Rico

Canada   Europe   Australia   United Kingdom   Asia   South America   Other Regions

Anything not related to the STi or technical content.

Ask questions and share knowledge about cameras and camera equipment or share your pictures here.

Anything gaming related. We also have a (IWSTI Forza Motorsport 2 Car Club) for the members of IWSTI and specific subforum and website (located at http://forza.iwsti.com).