Perrin Performance Turbo Inlet Hose Install Kit

Fitment: 2002-2007 Subaru WRX / 2004-2021 Subaru STI (Universal Fitment)

Part #: S-PSP-INT-401

Overview

The Perrin 2.4" Turbo Inlet Hose Install Kit is a high-quality upgrade designed for Subaru WRX and STI models. Crafted to improve the airflow between the turbocharger and the intake system, this kit helps optimize engine response and efficiency. It is ideal for enthusiasts seeking to enhance their vehicle’s performance and reliability with a durable, precision-engineered component. Whether you're building a performance-oriented setup or replacing worn stock parts, this inlet hose kit provides a reliable solution that supports consistent power delivery and smooth throttle response. Designed with quality materials and a focus on fitment, the kit ensures a secure, leak-free connection that withstands high temperatures and pressures. Its straightforward installation process makes it accessible for both DIY enthusiasts and professional installers, providing a seamless upgrade experience.

Key Features

This turbo inlet hose kit features a robust construction and thoughtful design to support your vehicle’s performance needs. Key features include:

• Constructed from high-temperature silicone for durability and heat resistance
• Reinforced with high-strength fabric for added strength and longevity
• Precisely molded to ensure a perfect fit and seal
• Designed to improve airflow efficiency and throttle response
• Includes all necessary clamps and hardware for installation
• Resistant to cracking, splitting, and degradation over time
• Supports consistent boost pressure and engine reliability

Construction & Design

The inlet hose is made from premium silicone with a reinforced fabric layer, ensuring flexibility and resilience under demanding conditions. Its smooth internal surface minimizes airflow restrictions, supporting optimal turbocharger performance. The precise molding and high-quality clamps guarantee a secure, leak-proof connection that maintains performance integrity over time.

Installation & Fitment

Installation involves removing the stock inlet hose and replacing it with the Perrin kit, utilizing the included clamps and hardware. The kit is designed to fit 2002-2007 Subaru WRX and 2004-2021 Subaru STI models, with verification recommended to ensure compatibility with specific vehicle configurations.

What’s Included

The package includes the silicone inlet hose, high-strength clamps, and all necessary hardware for a complete installation.