Perrin Front Mount Intercooler Core Large Size - Black - 2015-2025 WRX, 2015-2021 STI

Perrin Front Mount Intercooler Core Large Size Black 2015-2025 WRX / 2015-2021 STI | 28" x 13.25" x 3.5" | High-Flow Bar & Plate Intercooler Core

Overview

The Perrin Front Mount Intercooler Core is a high-performance upgrade designed specifically for the 2015-2025 Subaru WRX and 2015-2021 Subaru WRX STI. This large-size intercooler core enhances charge air cooling efficiency, reducing intake temperatures and pressure drop to support increased horsepower and torque without compromising reliability. Ideal for enthusiasts looking to improve their vehicle’s forced induction cooling system, this core fits directly into the front bumper opening to maximize airflow and cooling potential.

Engineered with a durable 3/8” bar and plate construction, the Perrin intercooler core offers superior strength compared to traditional tube and fin designs, making it more resistant to damage from road debris. The end tanks are carefully shaped to eliminate sharp 90-degree corners, promoting smooth airflow and reducing turbulence for consistent charge air distribution. Perrin’s commitment to quality is evident in their pressure testing of every unit to 50 psi, ensuring leak-free performance and maintaining boost pressure integrity.

By fully utilizing the entire bumper opening, this intercooler core delivers improved cooling efficiency that translates to real-world gains of 10 to 20+ wheel horsepower at various power levels. The design requires no ECU tuning for safe operation, allowing Subaru owners to enjoy immediate performance benefits. For those pursuing higher power goals, additional gains can be unlocked with proper tuning tailored to all vehicle modifications. This intercooler core is a practical and effective upgrade that aligns with the needs of Subaru enthusiasts focused on reliable power and thermal management.

Features & Specifications

This Perrin Front Mount Intercooler Core is engineered for the 2015-2025 Subaru WRX and 2015-2021 WRX STI, featuring a large 28” x 13.25” x 3.5” bar and plate core for optimal cooling and durability. Constructed from high-quality materials, it delivers superior charge air cooling and reduced pressure drop for Subaru enthusiasts seeking reliable power gains and enhanced boost response.

• Brand: Perrin Performance
• Product: Front Mount Intercooler Core Large Size Black
• Part Number: PSP-ITR-406BK
• Fitment: 2015-2021 Subaru WRX STI, 2015-2025 Subaru WRX
• Material: Bar and Plate Aluminum Core
• Finish: Black Powder Coat
• Construction: Bar and Plate, Pressure Tested to 50 psi
• Origin: Made in USA
• Core Dimensions: 28" (L) x 13.25" (H) x 3.5" (D)
• Core Volume: 1298.5 cubic inches
• Power Gains: +10-20+ Wheel HP
• Tuning Required: No tuning required for safe operation; tuning recommended for maximum gains

Key Benefits

• Performance: Significantly lowers intake air temperatures and reduces pressure drop for improved boost response and power delivery.
• Durability: Robust 3/8” bar and plate design resists damage from debris better than tube and fin intercoolers.
• Fitment: Precisely sized to fill the entire front bumper opening, maximizing airflow and cooling efficiency.
• Quality: Each intercooler is pressure tested to 50 psi to ensure leak-free, reliable performance under boost.
• Ease of Use: Designed for bolt-on installation with no ECU recalibration required for stock power levels.
• Visual Appeal: Comes with a stencil to easily add the Perrin logo for a clean, OEM+ look.

What's Included

• 1× Perrin Front Mount Intercooler Core Large Size Black
• 1× Perrin Logo Intercooler Stencil
• Installation instructions