ETS V2 MaxFlow Header 2004-2021 Subaru STI

Product Description

Fitment Information:

2004-2021 Subaru STI

Features

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.

2-bolt or Vband up pipe flange options.

Stock replacement design.

Low profile design for maximum clearance.

Surfaced flanges for a leak free seal.

304 Stainless steel construction.

100% built in house and made in the USA.

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.