✨ Get 20% OFF your first order. ✨

Your Shopping Bag

Your bag is empty

Subtotal $0.00
Shipping Calculated at checkout
Continue Shopping

Multi-purpose Process West Intake Manifold Street Version Black - 2004-2021 Sti | Pwim002b Series [zVTGPc6K]

$90.99 $291.99 -69%

Process West Intake Manifold: Performance Redefined Introducing the Process West Intake Manifold Street Version Black for the 2004-2021 Subaru STI, a masterpiece of engineering designed to elevate your vehicle's performance to new heights. This intak

Secure Shopping

100% Safe Guarantee

Free Shipping

On orders over $30

Money-Back

30-Day Guarantee

Process West Intake Manifold: Performance Redefined

Introducing the Process West Intake Manifold Street Version Black for the 2004-2021 Subaru STI, a masterpiece of engineering designed to elevate your vehicle's performance to new heights. This intake manifold is the pinnacle of craftsmanship, featuring a billet plenum and CNC machined tubes that have been meticulously tested and refined over years of real-world research.
  • Billet Aluminum Plenum: Constructed from strong billet aluminum, the plenum provides exceptional durability and structural integrity.
  • CNC Machined Tubes: The tubes are precision-machined for optimal flow and performance, ensuring a smooth and efficient air intake process.

Engineered for Power and Efficiency

The Process West Street Version Intake Manifold is a harmonious blend of power and efficiency, offering an aggressive low and mid-range torque while delivering increased power in the top end range. Its large plenum design ensures significant gains in both power and torque, up to 9% on a stock engine, without compromising compatibility with the factory AC unit. This intake manifold is designed to accommodate all modifications, making it the perfect upgrade for both stock and highly modified setups.
  • Increased Power and Torque: Experience up to 9% gains in power and torque on both stock and modified engines.
  • AC Compatibility: Retain the comfort of your AC unit while enjoying enhanced performance.

Street-Suitable and Aesthetically Pleasing

The Process West Intake Manifold Street Version Black is not just a performance upgrade; it's also a visual statement. The anodized black finish adds a sleek, clean look to your engine bay, enhancing the overall aesthetics of your Subaru STI. This intake manifold is suitable for forced induction applications, with high-end TIG welding capable of withstanding up to 100 PSI of pressure.
  • Street-Suitable Design: Run an aggressive setup while maintaining comfort and functionality.
  • Anodized Black Finish: Enhance the appearance of your engine bay with a premium finish.
Before ordering, please verify that your car is equipped with a Drive by wire throttle body. Contact our customer service team for any further assistance.

What Our Customers Say

December 30, 2025

Absolutely no complaints!

A delightful item. The quality is top.

- Dominick S..

December 30, 2025

Absolutely no complaints!

An elegant solution. Extremely well done.

- Enzo V..

December 30, 2025

Absolutely no complaints!

So happy that I went ahead and bought this!

- Ricky F..

Write a Review

You Might Also Like

Discover more great products from our collection.

Burgtec Enduro MK3 Stem

Burgtec Enduro MK3 Stem

(489)
$33.99 $108.99 -69%
Triad CNC Stitched Panel

Triad CNC Stitched Panel

(703)
$37.99 $121.99 -69%
2024 HILTI TE 1000-AVR

2024 HILTI TE 1000-AVR

(441)
$140.99 $451.99 -69%

Copyright 2025 © mappa-mercia.org

VISA
PayPal
Stripe
Mastercard
CASH ON DELIVERY