Performance Overview

afe Power Throttle Body Spacers are the perfect way to increase performance and improve throttle response on your vehicle. By creating turbulence in the airflow just before entry to the engine, afe Power Throttle Body Spacers allow for more efficient fuel combustion, resulting in improved acceleration and fuel economy. afe Power's Throttle Body Spacer is designed to increase airspeed and throttle response by creating turbulence and reducing the whistle sound. This CNC-machined spacer is made from durable 6061-T6 billet aluminum for strength and reliability. The unique serrated/helix entry design reduces the whistle sound by creating turbulence, while the increased airspeed improves performance and throttle response. Adding afe Power Throttle Body Spacers lengthens the intake tract, which increases air intake speed, resulting in better throttle response and overall performance. So make your drive more enjoyable with afe Power Throttle Body Spacers.

Key Features

• Brand: aFe Power
• Part number: 46-39104
• Product type: Aluminum Throttle Body
• Designed for the compatible vehicle applications listed on this page

Vehicle Fitment

• 2022 Subaru Brz, Note: Limited, Premium; 2.4L
• 2023 Subaru Brz, Note: Limited, Premium; 2.4L
• 2024 Subaru Brz, Note: Limited, Premium, Ts; 2.4L
• 2025 Subaru Brz, Note: Limited, Premium, Ts; 2.4L
• 2022 Toyota Gr86, Note: Base, Premium; 2.4L
• 2023 Toyota Gr86, Note: 10Th Anniversary Special Edition, Base, Premium; 2.4L
• 2024 Toyota Gr86, Note: Base, Premium, Trueno Edition; 2.4L
• 2025 Toyota Gr86, Note: Base, Hakone Edition, Premium; 2.4L

FAQ

Will this fit my vehicle?
Please verify your year, make, model, position, and any fitment notes using the compatibility list above before purchase.

What part number is this?
The listed part number is 46-39104.

Is this product designed for direct replacement?
Yes. This product is intended to match compatible vehicle applications listed in the fitment section.

Should I confirm fitment before ordering?
Yes. Always compare your original part, position, and vehicle details with the fitment chart before ordering.

Common Searches

• Aluminum Throttle Body for Subaru Brz
• 46-39104 fitment
• aFe Power Aluminum Throttle Body
• 2022 Subaru Brz Aluminum Throttle Body

Vehicle Fitment Table