aFe MagnumFORCE

Fits 2007–2009 Toyota FJ Cruiser, 2005–2011 Toyota Tacoma, 2003–2009 Toyota 4Runner V6 4.0L

Part #: 51-81162

Overview

The aFe MagnumFORCE Stage-2 Si PDS intake system is designed to enhance the airflow efficiency of your Toyota SUV or pickup, providing a significant upgrade over the factory air intake. Crafted for enthusiasts seeking improved engine response and performance, this intake features a sealed, molded plastic or aluminum cover that maintains a factory-style appearance while reducing intake noise compared to open systems. The innovative design pulls cold outside air into the engine, helping to optimize combustion and support better power delivery. Suitable for off-road and street-driven vehicles, this intake system is engineered to support your vehicle’s performance goals with durability and style. Whether you're a weekend off-roader or a daily driver, this intake helps your engine breathe more freely, supporting increased airflow and potentially improving throttle response. The cross-linked polypropylene rotomolded plastic air box replaces the restrictive stock unit, ensuring a consistent supply of cool, dense air. The built-in ram scoop design directs outside air into the intake, further enhancing airflow efficiency and engine performance. This system is a straightforward upgrade that combines functional engineering with a clean, factory-like appearance.

Key Features

This intake system features a precision-engineered design focused on airflow and durability, making it an ideal upgrade for your vehicle. Key features include:

• Sealed, molded plastic or aluminum cover for a factory appearance
• High-flow intake tube designed to improve airflow and throttle response
• Cold air intake design pulls outside air from the engine bay
• Built-in ram scoop directs outside air into the intake for increased efficiency
• Rotomolded plastic air box ensures durability and consistent cold air supply
• Easy bolt-on installation with minimal modifications required
• Supports engine efficiency and potential performance gains

Construction & Design

The intake features a cross-linked polypropylene rotomolded plastic air box that provides strength and resistance to heat and impact. The sealed cover options—plastic or aluminum—are designed to maintain a clean, factory-like appearance while reducing intake noise. The precision-molded plastic components are engineered for a tight fit and optimal airflow, ensuring consistent performance and durability over time.

Driving Feel & Feedback

This intake system helps your vehicle respond more quickly to throttle inputs by improving airflow into the engine. The design supports smoother acceleration and a more engaging driving experience, especially during off-road adventures or spirited driving sessions.

Installation & Fitment

The aFe MagnumFORCE Stage-2 Si PDS intake is designed for a straightforward bolt-on installation. It fits select Toyota FJ Cruiser, Tacoma, and 4Runner models from 2003 to 2011, with no need for complex modifications. Proper installation ensures optimal performance and a secure fit.

What’s Included

The package includes all necessary components for a complete installation, including the intake tube, sealed cover, mounting hardware, and detailed instructions to help you upgrade your vehicle with confidence.

Ideal For

Perfect for enthusiasts looking to improve their vehicle’s airflow, response, and overall performance while maintaining a clean, factory appearance. Suitable for daily drivers, off-road adventurers, and performance-minded owners seeking a reliable upgrade.