COBB Tuning on X: "Sneak peak at power gains on 2015 #WRX Stage 1 OTS maps! Stock WRX with only an #Accessport! http://t.co/ibZ29bChqn http://t.co/PdzGwnTw7s" / X
2022 WRX - Prime Motoring has hit 300whp/296wt with nothing but a turbo back and air filter. Zero ECU tuning so far. : r/WRX
Just a wittle Stock vs. Stage 1 dyno - 2020 STI | IW STi Forum
2017 Subaru WRX STI Accessport Available Now - COBB Tuning