Exterior care, modifications, and pictures galore. Sponsored by Import Image Racing

For those dust and dirt-phobic members who like to keep their WRXs shiny and new.

Flat-fours and turbochargers are what set the WRX apart from the rest. Talk about them and the latest aftermarket parts here. Sponsored by JSC Speed

Sub-Forums: High Altitude Tuning, Products and Reviews

Subaru Technica International specific topics.

Sub-Forums: STi Engine Performance, STi Transmission/Drivetrain

Engine management electronics are the topic of discussion, be it an ECU re-programming, a replacement standalone solution, or a piggyback computer. Eg. Autronic, S-AFC, TEC-3, Unichip, UTec, etc.

Subarus get their power to the ground through a sophisticated AWD system. Come here to talk about your transmission and "The Beauty of AWD."

Sub-Forums: VDC, VTC, and 4EAT

Subframes, A-arms, uprights, shocks, struts, coilovers, swaybars, hubs, brakes, wheels, and tires! Sponsored by The Tire Rack

What kind of oil should I put in my car for drag racing? When should I change the spark plugs? How do I fix that rattling sound I'm hearing? Ask your maintenence questions here!

This is the place for experts to show how mods can be done for the DIY's! Sponsored by DIY Autos

Sub-Forums: Engine Performance, Powertrain, Suspension and Handling, Exterior and Appearance, Cockpit and Cabin, Maintenance, service, and repair, Request a Tutorial/DIY