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Ships within 48 hours · Estimated delivery Aug 3 - Aug 8
Can lift exhaust: 10
2002-2007 WRX / 2004-2021 STI)
Three Positions for Precise Tuning
Picklock grooves for easy lock removal
the Racing Series is the correct stainless choice
ETS Subaru MaxFlow V2 Headers - 2015-2021 Subaru STI PDM_fuel-pumps Can lift exhaust: 10The wait is over! Extreme Turbo Systems is proud to release our new Subaru STI V2 MaxFlow Exhaust Header for the 2004+ Subaru STI. We designed our ETS V2 MaxFlow Header to be a direct factory replacement header. 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" primary runners with 2 1 2" secondary