Weapon R Secret Weapon Air Intake

2016–2017 Scion iM / Toyota Corolla iM

Part #: 305-180-101

Overview

The Weapon R Secret Weapon Air Intake is a high-performance upgrade designed specifically for the 2016 and 2017 Scion iM, also compatible with the Toyota Corolla iM. Engineered to enhance your vehicle’s breathing capability, this intake system increases the volume and velocity of air delivered to the engine, resulting in improved throttle response and overall engine efficiency. Ideal for enthusiasts seeking a reliable and effective way to boost power without extensive modifications, the Secret Weapon Air Intake delivers noticeable gains while maintaining daily drivability.

By optimizing airflow dynamics, this intake system supports better combustion and helps your engine perform closer to its full potential. Whether you’re looking to improve acceleration or simply want a more responsive driving experience, the Weapon R Secret Weapon Air Intake offers a straightforward bolt-on solution.

Key Features

This intake system incorporates advanced airflow technology and premium materials to maximize performance and durability. Key features include:

• Designed to increase air intake volume and velocity for enhanced engine breathing
• Dual air velocity profiles that create higher speed airflow to the engine
• Feeds the engine up to three times more air than the factory intake system
• Constructed from high-quality 6061 aluminum using CNC mandrel bending for precise shaping
• Polished finish for a sleek, show-quality appearance
• SW1 air filter with a tuned velocity stack to reduce turbulence and increase airflow speed
• Reusable, open-pore high-density foam filter media for long-lasting filtration and easy maintenance
• Backed by a 1 million mile limited warranty for peace of mind
• Over 250 vehicle applications available, demonstrating broad compatibility and proven performance

Construction & Design

The Secret Weapon Air Intake is meticulously crafted from premium 6061 aluminum, known for its strength, lightweight properties, and resistance to corrosion. The intake pipe is formed using an automated CNC mandrel bender, ensuring smooth bends that maintain consistent airflow without restrictions. This precision manufacturing process results in a durable, high-quality component that not only performs well but also looks impressive under the hood.

The polished finish adds a refined aesthetic, making it suitable for enthusiasts who value both function and form. The SW1 air filter features a tuned velocity stack designed to optimize airflow by minimizing turbulence, which helps maintain a steady, high-speed air stream into the engine for improved combustion efficiency.

Performance & Sound

Installing the Weapon R Secret Weapon Air Intake yields measurable performance gains, including an estimated increase of 5 horsepower and 5 ft-lbs of torque. These improvements translate to quicker throttle response and enhanced acceleration. Additionally, the intake produces a more aggressive induction sound, providing an engaging auditory experience without excessive noise or drone.

Installation & Fitment

The Secret Weapon Air Intake is engineered for a direct bolt-on installation on 2016–2017 Scion iM models, requiring no cutting, drilling, or permanent modifications. The installation process is straightforward and can typically be completed with basic hand tools in under an hour. All necessary hardware and instructions are included to ensure a smooth and hassle-free upgrade.

What's Included

• 6061 aluminum intake pipe with polished finish
• SW1 high-flow air filter with tuned velocity stack
• Mounting hardware and clamps
• Installation instructions

Ideal For

This air intake system is perfect for Scion iM owners who want to enhance their vehicle’s performance and sound without compromising reliability or daily drivability. It suits enthusiasts looking for a quality, reusable filter solution and a visually appealing engine bay upgrade. Whether for spirited street driving or light track use, the Secret Weapon Air Intake offers a balanced performance enhancement.

Weapon*R is a long-running import performance brand best known for intake systems and filtration products like their Secret Weapon and Dragon intake lines. Founded in the early ’90s with a focus on high-performance parts, Weapon*R products are aimed at enthusiasts who want improved airflow, aggressive induction sound, and bolt-on style upgrades for sport-compact platforms.