PERRIN PSP-INT-401RD Turbo Inlet Hose Red for 2002–2021 Subaru WRX STI

PERRIN Performance Turbo Inlet Hose – PSP-INT-401RD (Red)

The PERRIN Turbo Inlet Hose is a high-performance upgrade designed to improve airflow to the turbocharger on early WRX, STI, and Forester XT platforms. Replacing the restrictive factory inlet, this reinforced silicone hose delivers smoother airflow, improved throttle response, and added durability while adding a bold red accent to your engine bay.

Key Features

• Improves airflow to the turbocharger for better response

• Supports increased horsepower and torque potential

• Replaces restrictive factory turbo inlet hose

• Reinforced silicone construction resists collapse under boost

• Stainless steel internal wire support for durability

• Clean red silicone finish for engine bay styling

• Direct-fit design for compatible Subaru turbo models

Specifications

• Inner Diameter: 2.25"

• Hose Material: Silicone

• Internal Support: Stainless Steel Wire

What’s Included

• (1) PERRIN Turbo Inlet Hose – Red

• Installation hardware

• Warranty & installation instructions

Fits the following turbocharged Subaru applications:

• 2002–2007 Subaru Impreza WRX

• 2004–2014 Subaru Impreza WRX STI

• 2015–2021 Subaru WRX STI

• 2004–2008 Subaru Forester XT