• Perrin [18-21 STI] Hi-Power Cold Air Intake Neon Yellow | PSP-INT-326NY - JDMuscleIntakesperPSP-INT-326NY
  • Perrin [18-21 STI] Hi-Power Cold Air Intake Neon Yellow | PSP-INT-326NY - JDMuscleIntakesperPSP-INT-326NY
  • Perrin [18-21 STI] Hi-Power Cold Air Intake Neon Yellow | PSP-INT-326NY - JDMuscleIntakesperPSP-INT-326NY
  • Perrin [18-21 STI] Hi-Power Cold Air Intake Neon Yellow | PSP-INT-326NY - JDMuscleIntakesperPSP-INT-326NY

Perrin Performance

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Perrin Hi-Power Cold Air Intake — Neon Yellow

Fits: 18-21 STI

$30430 $358.00 Save $53.70
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Available To Order, Ships Around Nov 1, 2026
Pay over time available · Est. $9.51/payment
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Pay over time available · Est. $9.51/payment
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Illustrative estimate only, not a financing quote or guaranteed offer. Actual payments, frequency and terms vary by provider and eligibility. Taxes, shipping and add-ons are excluded.

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Perrin Performance Perrin Hi-Power Cold Air Intake — Neon Yellow
Fits: 18-21 STI
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Fitment

  • 2018-2021 Subaru | WRX STI

Description

The PERRIN Hi-Power Cold Air Intake for the 2018-2021 Subaru WRX STI replaces the restrictive factory airbox with a CNC mandrel-bent aluminum intake tube, proper MAF alignment, and an airflow straightener - adding 15-30 WHP with no tuning required.

  • Fits 2018-2021 Subaru WRX STI
  • CNC mandrel-bent aluminum intake tube with CNC-machined MAF sensor bung
  • Airflow straightener improves MAF readings for consistent, reliable power
  • Dryflow filter provides oiled-filter protection with less maintenance and no risk of over-oiling
  • Neon yellow powder-coated finish; aggressive intake sound under acceleration
  • PERRIN part #PSP-INT-326NY
  • 5-year manufacturer warranty

Shipping and Delivery

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Warranty and Support

For Perrin Performance warranty information, contact our support team.

Return and Refund

Eligibility, exclusions, applicable fees and exceptions are detailed in our Return Policy. Restrictions apply to special-order and custom products.

Proposition 65

Proposition 65 Warnings: cancer and reproductive harm www.p65warnings.ca.gov