2015+ STI Discussion | IW STi Forum

Photo/Video Sticky 2015+ Subaru STI pics -- Post Your Photos!

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Photo/Video Sticky 2015 STI Videos

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Other Sticky [2015+ STI Forum] Quick note

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by NoncarbonatedClack

Thoughts/Review/Comparison Sticky Heuberger's 2016 Subaru WRX/STi Post Custom Order Thread

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Other Sticky 2015 Subaru WRX STI Owner's Manual!

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Sticky Brand New 2015 Subaru STI - a much needed new car prep.

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Other What is oil pressure suppose to be at? stock ej257

knyg
3 d ago

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by dansal

Thoughts/Review/Comparison Aos on 2021 STI

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Suspension/Stiffening Stumped on rear swaybar/endlink install

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Engine What is the normal boost guage reading at idle? and normal to jump around

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by agm3

Idoing head unit

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Bye Cobb Flex Fuel hello HP Tuners

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Engine ISO Perrin washer fluid tank

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by Savagecruisin

Build Plans Need Advise

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Thoughts/Review/Comparison FMIC and Engine Coolant Temps?

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Engine What is this and why is it leaking oil?

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by Zerohe

Thoughts/Review/Comparison 2020 STI Australia

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by knyg

Injector duty cycle

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Other HELP NEEDED AND GREATLY APPRECIATED

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Suspension/Stiffening Steering Rack Replacement

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Exhaust Cobb Exhaust Rattle

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Transmission/Drivetrain 5th to 4th Downshift

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by nissanfanatic

Back up camera issue

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by Savagecruisin

2019 STI and thinking of these mods - need opinions

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by PNash

Brembo mounting bolts

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Engine Do STIs Have EGR System?

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Other Metallic rattle from passenger area at closed throttle

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New wheels/tires

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Photo/Video Official Dark Gray Metallic Thread..

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STI camshaft sprocket sensors tripped

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Engine Cylinder 1 misfire..

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by knyg

Engine Evap and EGR not ready

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Other Help Needed with Secondary Air Pump Code (post greenspeed)

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Vacuum leak or just a tune needed?

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How do you define "driving hard"?

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2015+ open source software and stand alone ecu options

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by AuthenticAMD

Rotors on backorder. 2018 STI

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by jcerion929rr

Anyone have experience with Snail Performance/M45 in Auburn, CA?

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by Ebnash

For those who have removed their wing...

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by nissanfanatic

Bay Area owners willing to give a test drive?

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by a5m

AC only in one vent issue

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by Jayt27