Perrin [22-25 WRX, 02-07 WRX, 04-07 STI] Filter Replacement Cone Filter 3.125in | X-PSP-INT-208

⚠️ Universal Fitment Product – Verify Compatibility Before Purchase

This Perrin Performance replacement air filter is designed as a direct replacement for most Subaru Perrin Performance intake systems, including Big MAF intakes. It's also compatible with any intake system that accepts a 3.125" filter inlet diameter.

Innovative Two-Piece Design:

Perrin Performance filters feature a unique two-piece construction that makes maintenance incredibly simple. The removable foam filter element can be easily cleaned under running water and wrung out by hand—no special cleaning kits required. Simply slip the foam sleeve back over the filter frame and you're ready to go.

Key Features:

• Inlet I.D.: 3.125" (verify your current filter size before ordering)
• Easy Maintenance: Removable foam element for quick hand-washing
• Direct Replacement: Compatible with most Perrin intake systems
• Universal Fitment: Works with any intake accepting 3.125" filters
• Reusable Design: Clean and reuse for long-term cost savings

Important Fitment Notes:

• This is a non-application-specific universal product
• Measure your current filter's inlet inside diameter (I.D.) before purchasing
• Intake designs vary—confirm 3.125" I.D. compatibility
• Some modifications may be required for proper installation

Please verify compatibility with your specific intake system before purchase to ensure proper fitment.