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PERRIN PSP-ENG-625 FMIC mounting bracket full view
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PERRIN 02-21 Subaru WRX / 04-21 STI Air Oil Separator FMIC Mounting Bracket

PERPSP-ENG-625
PSP-ENG-625
Oil Separators
9 Units In Stock - Ships Next Business Day
$ 58.00 $ 43.50
$ 43.50

SKU: PSP-ENG-625


PERRIN Air Oil Separator FMIC Mounting Bracket – 2002-2021 Subaru WRX / 2004-2021 STI

The PERRIN PSP-ENG-625 Mounting Bracket, dedicated bracket for mounting the PERRIN Air Oil Separator in front of the intercooler on 2002-2021 Subaru WRX and 2004-2021 STI. Precision-engineered design provides secure, clean mounting of the AOS while maintaining optimal intercooler airflow and engine bay aesthetics, the perfect companion bracket for any WRX/STI build with a PERRIN Air Oil Separator seeking professional installation and maximum cooling efficiency.

Key Features

  • FMIC-Specific Mounting – Securely mounts the PERRIN Air Oil Separator in front of the intercooler
  • Optimized Airflow – Designed to maintain excellent intercooler efficiency and cooling performance
  • WRX/STI Specific – Engineered for direct fitment on 2002-2021 WRX and 2004-2021 STI models
  • Clean Engine Bay Integration – Provides a professional, factory-like appearance
  • Durable Construction – High-quality materials for long-term reliability
Spec Detail
Part Number PSP-ENG-625
Brand PERRIN Performance
Type Air Oil Separator FMIC Mounting Bracket
Compatibility 2002-2021 Subaru WRX / 2004-2021 Subaru STI (with PERRIN AOS)
Country of Origin United States
Warranty PERRIN Limited Lifetime Warranty

Whats Included

  • 1 x PERRIN Air Oil Separator FMIC Mounting Bracket
  • All necessary mounting hardware
  • Installation instructions

Product Notes

  • Designed specifically for use with the PERRIN Air Oil Separator on 2002-2021 WRX and 2004-2021 STI
  • Allows clean, secure mounting in front of the front-mount intercooler
  • Maintains optimal intercooler airflow and cooling efficiency

Installation Notes

  • Bolt-on installation (requires PERRIN AOS)
  • Estimated time: 30–60 minutes
  • Professional installation recommended for proper alignment and torque

This Part Fits

Year Range Make Model Trim / Engine Notes
2002-2021 Subaru WRX All trims FMIC mounting bracket for PERRIN AOS
2004-2021 Subaru STI All trims FMIC mounting bracket for PERRIN AOS

Why Choose PERRIN AOS FMIC Mounting Brackets?

  • Clean, efficient AOS mounting on Subaru turbo models
  • Built & tested in the United States
  • Chosen by WRX/STI owners for professional appearance, maintained intercooler performance, and reliable installation

Frequently Asked Questions

  • Q: Does this bracket fit my 2018 Subaru WRX?
    A: Yes, direct fit for 2002-2021 Subaru WRX and 2004-2021 STI when using the PERRIN Air Oil Separator.
  • Q: Is the AOS included?
    A: No, this is the FMIC mounting bracket only; pair with the matching PERRIN AOS (PSP-ENG-620 series).
  • Q: Does it affect intercooler performance?
    A: No, specifically designed to maintain optimal airflow and cooling efficiency.

Shipping & Handling

  • Method: Ground UPS or FedEx
  • Availability: In stock – ships same or next business day
  • Packaging: Official PERRIN retail box

Request For Information

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