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GR-Exhaust

Discuss different topics related to the STI's exhaust system.
32.8K
8.9M
32.8K
8.9M

GR-Tires & Wheels

Research STI Tires & STI Wheels Discuss wheels, tires, locks, & lugs, etc...
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12.9M
36.1K
12.9M

GR-Suspension, Handling, Stiffening

Research STI Suspension Wheels, & Tires Discuss things related to springs, struts, coilovers, end links, lateral links, unsprung weight, chassis stiffening, etc... Sponsored by: Tire Rack
38.2K
10.8M
38.2K
10.8M

GR-Braking

Discuss things related to rotors, pads, lines, big brake kits, brake fluid, etc...
7.3K
2.6M
7.3K
2.6M

GR-Engine, Power, & Performance

Discuss the power and performance related to the 2.5L Factory Motor

GR-ECU Tuning & Performance Electronics

Discuss things like ECU related electronics and data monitors, etc..

GR-Exterior

Discuss things related to car care & detailing, body kits, lips, spoilers, headlights, tail lights, etc...
40.5K
14.4M
40.5K
14.4M

GR-Interior

Discuss harnesses, seats, steering wheels, carpet, mats, etc...BUT NO Performance Electronics, Audio or Security.
22.8K
7.7M
22.8K
7.7M

GR-ICE/Security

Discuss things related to audio, video, nav, security, etc...
13.5K
4.8M
13.5K
4.8M
got2boostit2
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Fuel pressure
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DELETE PLEASE
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custom oil cooler bracket installed
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Insurance Info
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trunk space
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Who's had NO problems with their STI?
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Oil Leak
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need help
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GR-General Discussion for general 08+ STIs. Please use the technical subforums for specific 08+ STI topics.
329.5K posts
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