Perrin Performance AFTA-MAF Intake Tube

Fitment: 2008-2014 Subaru WRX / 2008-2021 Subaru STI

Part #: PSP-INT-355RD

Overview

The Perrin AFTA-MAF Intake Tube is a high-performance upgrade designed specifically for Subaru WRX and STI models from 2008 to 2021. Crafted to optimize airflow between the air filter and turbocharger, this intake tube enhances your vehicle’s breathing efficiency. Made from durable, high-quality materials, it features a smooth internal surface that reduces turbulence and promotes consistent airflow. This upgrade is ideal for enthusiasts seeking improved throttle response, quicker turbo spool, and enhanced acceleration, all while maintaining a sleek under-hood appearance. The larger internal diameter and smooth design help support your vehicle’s performance potential without compromising reliability or durability.

Key Features

This intake tube is engineered to improve airflow and engine responsiveness with these key features:

• Constructed from high-strength, heat-resistant materials for long-lasting durability
• Precisely machined for a perfect fit and seamless installation
• Features a smooth, internally polished surface to reduce airflow turbulence
• Designed with a larger internal diameter to support increased airflow capacity
• Enhances throttle response and turbo spool time for quicker acceleration
• Maintains factory mounting points for straightforward installation
• Supports a clean, aggressive engine bay aesthetic

Construction & Design

The Perrin AFTA-MAF Intake Tube is constructed from high-quality, heat-resistant materials that withstand under-hood temperatures. Its seamless, smooth interior minimizes airflow restrictions and turbulence, ensuring consistent air delivery to the turbocharger. The design incorporates precise machining and durable finishes to ensure a secure fit and long-term performance, making it a reliable upgrade for your turbocharged Subaru.

Driving Feel & Feedback

This intake tube helps improve throttle response and turbo spool, providing a more immediate and engaging driving experience. The increased airflow support results in smoother acceleration and a more responsive feel, especially during spirited driving or performance tuning.

Installation & Fitment

Installation is straightforward, with the intake tube designed to bolt directly into the factory intake system without modifications. Proper fitment should be verified against the vehicle’s specific model and year to ensure compatibility.

What’s Included

The package includes the Perrin AFTA-MAF Intake Tube, along with all necessary hardware for a secure and easy installation.