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  • Perrin 18 - 21 STI Hi - Power Cold Air Intake Hyper Pink | PSP - INT - 326HP - JDMuscleIntakesperPSP-INT-326HP
  • Perrin 18 - 21 STI Hi - Power Cold Air Intake Hyper Pink | PSP - INT - 326HP - JDMuscleIntakesperPSP-INT-326HP
  • Perrin 18 - 21 STI Hi - Power Cold Air Intake Hyper Pink | PSP - INT - 326HP - JDMuscleIntakesperPSP-INT-326HP
  • Perrin 18 - 21 STI Hi - Power Cold Air Intake Hyper Pink | PSP - INT - 326HP - JDMuscleIntakesperPSP-INT-326HP

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Perrin Cold Air Intake - Hyper Pink

Fits: 18-21 STI

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Auto Parts Store of the Year 2026

Perrin Performance Perrin Cold Air Intake - Hyper Pink
Fits: 18-21 STI
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Fitment

Please Note: PERRIN part number PSP-INT-326HP; hyper pink cold air intake. Official perrin.com fitment: 2018-2021 STI only (INT-325 is WRX-only; STI uses INT-323/326). perrin.com does NOT use 'Hi-Power' in this product's name.
  • 2018-2021 Subaru | WRX STI

Description

PERRIN cold air intake for the 2018-2021 Subaru WRX STI in Hyper Pink — dyno-proven power with no tuning required.

  • PERRIN part number: PSP-INT-326HP
  • Adds approximately 15-30 WHP depending on tune and supporting modifications
  • No tuning required for safe operation
  • CNC mandrel-bent aluminum tubing with Hyper Pink powder coat
  • Integrated airflow straightener plus CNC-machined MAF sensor bung for proper MAF readings and air/fuel ratios — no CELs
  • Dryflow dry filter — no oil, low maintenance
  • Includes intake tube, dry filter, mounting bracket, hardware and PERRIN license plate frame
  • Relatively stock sound in normal driving; aggressive suction and turbo sound under load

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