ETS V2 MaxFlow Header (2-Bolt Flange) - 2004-2021 Subaru STI

This is the Extreme Turbo Systems V2 MaxFlow Header. This is the latest edition of Extreme Turbo System's turbo header that is a high-performance factory replacement header that has been designed to maximize the exhaust flow to improve the power and performance while saving weight.

DETAILS:

• 304 stainless steel construction
• 1-7/8" primary runners with 2-1/2" secondary for maximum flow
• CNC mandrel-bent runners
• Custom .100 USA made thick wall tubing for durability
• Low angle 4-1 merge collector for maximum flow and exhaust scavenging
• Slip-fit connection for ease of removal and installation
• Stock replacement design
• Low-profile design for maximum clearance
• Surfaced flanges for a leak-free seal
• 100% built in-house

NOTE:

• 2-bolt flange model