The Invidia Equal Length Big Piping Exhaust Manifold is made for those of you looking to make big horsepower and big torque numbers. This is a one-piece design that has been fabricated from SUS 304 stainless steel, and the flanges feature CNC machined to hinder warping, and to ensure for a precision fitment.
This header has a pair of O2 provisions for installation of the factory oxygen sensor, as well as an option to install an aftermarket wideband gauge. New exhaust manifold studs will be included to help for installation.
- Equal Length Big Piping Design
- One-Piece Design (No Up-pipe Needed)
- Piping Diameter: 42mm / 42mm / 50mm
- 4-2-1 Design
- Construction of the header includes fully polished SUS 304 Stainless Steel
- Invidia exclusive TIG weld with 3 layer tubing design
- CNC Machine flanges to maximize engine horsepower and torque
- Using OEM sensors and brackets, this header will provide you with a good low end power gain and sound difference
Cars will require Subaru Oil Pan 11109AA151 (06+ STI) for proper fitment.