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General

Site Automotive News

News related to the Subaru Impreza WRX/STI and other Automotive coverage.
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Ride of the Month

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Vendor Announcements

Special sales, group buys, and product announcements from our supporting vendors.
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Frequently Answered WRX Questions

A list of the most popular questions asked and links to threads with answers. Every newbie should start here before posting questions. This is a READ ONLY forum.
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195
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How-To Article Library

Installs, Parts Reviews, How-To's, etc. Document your turbo install, review your FMIC, explain how to read flow maps, etc. No questions or discussions
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330
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WRX Tech Forums

Builds

Share your builds!
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236
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Newbie Forum

Beginner/basic WRX tech-related discussions and general WRX questions. Specific questions should be asked in a focused forum below. This forum is for the newbies.
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26.7M
85K
26.7M

Bolt-on Tech(EJ255/EJ257 2.5L 08+ WRX, STi, & GT)

Intake, exhaust, turbos, intercoolers, fuel system, intake manifold, ignition, cooling, etc. For 2008+ STi, WRX, and GT.
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5.4M
9.8K
5.4M

Bolt-on Tech (EJ225/257 2.5L 04-07 STi 06-07 WRX)

Intake, exhaust, turbos, intercoolers, fuel system, intake manifold, ignition, cooling, etc. For '04-07 STi and '06-07 WRX.
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5.7M
13.9K
5.7M

Bolt-On Tech (EJ205 2.0L '02-05 WRX)

Intake, exhaust, turbos, intercoolers, fuel system, intake manifold, ignition, cooling, etc. For 2002-2005 WRX.
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41K
13.7M

Tuning & Engine Management

ECU mods, stand alone ECUs, UTec, XEDE, TEC, Autronic, wideband, datalogging, etc.
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6.1M
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6.1M

Cylinder Head & Short Block

Cams, valvetrain, pistons, rods, stroker kits, swaps, etc. Advanced modification discussions only.
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3M
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3M

Drivetrain & Tranny

Transmission, shifters, clutches, torque converters, differentials, axles, gears, etc.
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4.5M
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Handling Tech

Suspension, steering, brakes, tires, lightweight wheels, bushings, etc.
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5.9M
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Problem Diagnosis

Need quick help? Troubleshoot the problem here.
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Non-Performance Tech

Interior, exterior, appearance mods, lighting, alarms, car audio, radar detectors, etc.
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Wheels, Tires, Brakes, and Suspension

Post your wheel, tire, brake, and suspension topics and questions here. Sponsored by Discount Tire
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WRX Racing Forums

Road Course/Autocross Tech

Autocross, Road Race, and Open Track Event discussions. Preparation, technique, tips, and stories from the events. Tell us about your last event.
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Drag Strip Tech

For sanctioned, legal Drag Racing. Preparation, technique, tips, and stories from the events. Tell us about your last event. No street racing discussions.
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Rallycross/Rally Tech

For all multi-surface racing. Preparation, technique, tips, and stories from the events. Tell us about your last event.
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404
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WRXtuners.com Marketplace

Parts For Sale (WRX-specific)

Parts For Sale (WRX-specific) New and used parts for WRX's - no vendor ads.
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633
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WRX STi - For Sale

WRX STi cars for sale. Complete cars.
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85
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WRX Sedans - For Sale

WRX sedans for sale. Complete cars.
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68
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WRX Wagons - For Sale

WRX wagons for sale. Complete cars.
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88.1K
61
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Car Audio - For Sale

Car audio and entertainment equipment.
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Wheels/Tires - For Sale

Wheels and tires for sale.
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73
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Non-WRX Ads

Anything that doesn't fit in another category.
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Want to Buy/Want to Trade

Anything you want to Buy or Trade.
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159
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Vendor Member Section

Vendor Deals

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37
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CARiD.com

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Diode Dynamics

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Latest Posts See all new posts
  1. Newbie Forum
    Building my cousins engine with forged internals. Do not know anything about the subaru engine. Looking to get some HP gains. I have read some kelford 264 would do good but again im here to gain some knowledge. Maybe it is not worth it without P&P. Also thinking of upgrading the turbo in the...
  2. Problem Diagnosis
    Hi guys my 2007 wrx hatch clutch pedal seems to have about 2 inches of free play now before it starts engaging and then when it reaches the free play if I’m bringing the clutch up it stops and then pings up, what could it be? This pivot square thing seems loose when I’m the free play are could...
  3. Articles: Power Mods
    Whatsup guys i just got my car protune 2011 subaru wrx, i was going to swap out the injectors is their any procedures get gas out , is it hard swap them out
  4. Hey I have a 2011 wrx limited I was given an intake by a friend the brand is unknown. It's just an intake that attaches to the existing intake and replaces the stock air box... Would I have any problem installing that and running stage 1 from my accessport? I was told by some subaru guy that if...
  5. Greetings! Warning: Wall of text inbound. My family is about to go down to a one-car family, and we've decided to go with either my 2002 2.0L WRX or a new vehicle. That being said, the WRX has been used a bit hard, and the engine has had two head gasket replacements, the turbo is leaking, and...
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