aFe Power Throttle Body

2022–2026 Subaru BRZ / 2022–2026 Toyota GR86

46-39104

Overview:

The aFe Power 76mm Throttle Body and adapter kit is a direct upgrade for the Subaru BRZ and Toyota GR86 models from 2022 to 2026. Designed to improve engine airflow beyond the stock 70mm throttle body, this performance part enhances horsepower and throttle response, making your vehicle more responsive and powerful. It is ideal for enthusiasts looking to maximize the potential of their naturally aspirated engines, especially when combined with other performance upgrades.

This throttle body kit is engineered for drivers who want a reliable, bolt-on solution that delivers noticeable gains in drivability and engine efficiency without requiring complex modifications or tuning.

Key Features:

Engineered for precision and performance, the aFe Power throttle body kit offers several advanced features:

• 76mm bore diameter increases airflow compared to the factory 70mm throttle body.
• 6061-T6 billet aluminum adapter is lightweight, strong, and precision machined for an exact fit.
• Serrated and swirl combination design creates intake turbulence, promoting a more complete combustion cycle.
• Improves horsepower, torque, and throttle response for enhanced driving dynamics.
• Plug-and-play electronics require no additional tuning or calibration.
• Uses all factory mounting locations for a secure and stable installation.
• Compatible and recommended for use with aFe cold air intake systems for optimal performance.
• Includes all necessary hardware and gaskets for a hassle-free installation.

Construction & Design:

The throttle body adapter is crafted from premium 6061-T6 billet aluminum, known for its excellent strength-to-weight ratio and durability. Precision CNC machining ensures a perfect fit and finish, maintaining OEM quality standards. The unique serrated and swirl pattern inside the adapter enhances intake air turbulence, which helps atomize fuel more effectively within the combustion chamber. This design leads to improved combustion efficiency, resulting in better power delivery and throttle response without compromising reliability.

Installation & Fitment:

This aFe Power throttle body kit is designed as a direct bolt-on replacement for the 2022–2026 Subaru BRZ and Toyota GR86. It installs using all factory mounting points, ensuring a stable and secure fit without the need for modifications. The kit includes all necessary hardware and gaskets, making installation straightforward and convenient.

No cutting, drilling, or special tuning is required, and the plug-and-play electronics allow for seamless integration with your vehicle’s existing systems. For best results, pairing this throttle body with an aFe cold air intake is recommended to maximize airflow gains.

What's Included:

• 76mm throttle body adapter
• 6061-T6 billet aluminum adapter
• All required mounting hardware
• Gaskets for proper sealing
• Installation instructions

Emissions Note

This product is not currently CARB exempt and is not legal for purchase or use on vehicles registered in California or any other state that enforces CARB emissions standards. Please verify local regulations before purchasing.

aFe POWER (Advanced FLOW Engineering) offers dyno-proven intake, filtration, and exhaust upgrades aimed at measurable performance gains. The brand’s lineup is geared toward enthusiasts looking for better airflow, improved sound, and durable materials—from cold air intakes to stainless exhaust systems for street and track applications.