MAPerformance 04-20 Subaru STI 4-1 Equal Length Header

EJ Series 4-1 Subaru Equal Length Header

New equal length turbo manifold for your EJ25 series Subaru! Made from top quality 304 stainless this header will be the last one you will ever need to buy. Efficient and proven on power, and with a lifetime warranty... How can you go wrong?

Features

• 100% Made In The USA
• 4-1 design for increased efficiency
• Crafted from 304 USA-Made stainless steel
• Utilizes a merge collector center cone to improve flow
• 1/2 inch thick up-pipe flange to prevent warping
• Flat sanded flanges to ensure a leak free design
• Four 1.750 inch runners merge to a 2.250 up tube
• MAP Header vs AP EL results provided by Junior2JZ

Applications

• 2004-2020 Subaru STI (EJ257)

What's in the box?

• 1 Equal Length Header