Process West Billet Intake Manifold
Not sure which option fits your application? Contact Us — we're happy to help.
The Process West Billet Intake Manifold is the ultimate combination of performance, precision, and aesthetics for Subaru EJ-powered vehicles. Crafted from CNC-machined billet aluminium, this intake manifold delivers unmatched strength and airflow efficiency for both street and competition applications. Engineered from years of development, the design optimises plenum volume and runner geometry to maximise low and mid-range torque while aggressively improving top-end power. Capable of handling boost pressures up to 100psi, the Process West Billet Intake Manifold is the definitive upgrade for serious performance builds.
Technical Specifications
- For front-mount intercooler setups only
- Custom intercooler piping required (not included)
- Reverse orientation requires relocation or removal of A/C and alternator
- Custom throttle flanges available upon request
Contents
- Process West Billet Intake Manifold Assembly
- Mounting Hardware
- Throttle Flange (as per configuration)
No instructions available for this product.

Need Help Finding the Right Part?
We’ll Track It Down for You
We know how frustrating it can be searching for the right part. If it’s not listed on our site, that doesn’t mean we can’t source it.
Fill out the quick form below and our team will track it down for you.


