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Ships within 48 hours · Estimated delivery Aug 11 - Aug 16
Both WRX and STI applications are covered
Upgraded valve springs recommended (sold separately)
Unlike lowering springs
you are looking at the Fumoto M16-1
PRL Motorsports recommends visually inspecting the air filter for screen visibility at every oil change and requires cleaning the air filter element whenever the screen is no longer visible or every 30
ETS Subaru STI V2 MaxFlow Front Facing Header - 2015-2021 Subaru STI PDM_harness-install Both WRX and STI applicationsThe wait is over! Extreme Turbo Systems is proud to release our new Subaru STI V2 MaxFlow Front Facing Exhaust Header for the 2004+ Subaru STI. We designed our ETS V2 MaxFlow Header for customers that want to design their own front facing turbo kit. We start off with large 1 7 8 primary runners that come together in a true low angle 4 1 merge collector that then flow into a huge 2. 5" secondary for maximum scavenging and exhaust flow. Features 1 7 8"
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