18-25 Ford Mustang V8 5.0L aFe 46-39108 POWER 85mm Throttle Body

The aFe POWER 85mm Throttle Body is a direct bolt-on upgrade engineered to improve airflow, horsepower potential, and throttle response on the Ford Mustang GT 5.0L. Featuring plug-and-play electronics with no ECU tuning required, its larger 85mm bore delivers enhanced performance while maintaining factory drivability and simple installation.

Top Features

  • 85mm bore increases airflow over the factory 80mm throttle body.
  • Improves horsepower potential and throttle response.
  • No ECU tuning required.
  • Plug-and-play electronic operation.
  • Direct bolt-on installation using factory mounting locations.
  • Durable cast aluminum construction.

Vehicle Fitment

  • 2018-2025 Ford Mustang GT 5.0L V8
Vendor: aFe
SKU: AFE46-39108
Availability: 31 In Stock
$ 440.00 USD
On-Sale $ 440.00 USD
Normally $ 440.00 USD
Save $ 0.00
Better hurry, only 31 left in stock.

Secure Shopping with Hassle Free Returns

Free Shipping on orders over $149

10 customers are viewing this product
This product is NOT CARB-APPROVED. We cannot ship this item to CA or any Carb regulated states. To avoid cancellation fee, do not order this if you live in California.
UPC: 802959410721
  • More Power Tuning
  • More Power Tuning

Proposition65 Warning: Cancer and Reproductive Harm

aFe POWER 85mm Throttle Body

Part Number: 46-39108

Unlock improved airflow and sharper throttle response with the aFe POWER 85mm Throttle Body for the 2018-2025 Ford Mustang GT 5.0L V8. Designed as a direct replacement for the factory 80mm throttle body, this high-performance upgrade features a larger 85mm bore that allows increased airflow to the engine for enhanced horsepower potential and faster throttle response. The performance improvements become even more noticeable when combined with additional bolt-on modifications such as cold air intake systems, exhaust upgrades, and performance tuning packages. Featuring plug-and-play electronics and a direct bolt-on design, this premium cast aluminum throttle body installs without ECU tuning, making it an ideal upgrade for enthusiasts seeking reliable performance gains with factory-like fitment and drivability.

Key Features

  • 85mm bore diameter increases airflow over the factory 80mm throttle body.
  • Improves horsepower potential and throttle response.
  • No ECU tuning required after installation.
  • Plug-and-play electronic throttle control.
  • Direct bolt-on replacement using factory mounting locations.
  • Precision cast aluminum construction for durability and long service life.
  • Maintains factory-style drivability while supporting future performance upgrades.

Benefits

  • Delivers quicker throttle response for a more engaging driving experience.
  • Supports increased engine airflow for improved performance.
  • Provides an excellent foundation for modified or naturally aspirated performance builds.
  • Simple installation minimizes downtime and gets the vehicle back on the road quickly.
  • No calibration or tuning required, reducing installation complexity.
  • Backed by aFe POWER's Limited 1-Year Warranty against manufacturing defects.

Product Specifications

  • Brand: aFe POWER
  • Part Number: 46-39108
  • Product Type: Electronic Throttle Body
  • Throttle Bore Diameter: 85mm
  • Factory Throttle Body Diameter: 80mm
  • Material: Cast Aluminum
  • Color/Finish: Natural Aluminum
  • Electronics: Plug-and-Play
  • ECU Tuning Required: No
  • Mounting Hardware Included: No
  • Gaskets Included: No
  • Installation Type: Direct Bolt-On

Install Difficulty Level

This upgrade is considered an easy installation for most DIY enthusiasts. The throttle body utilizes the factory mounting locations and factory electrical connector for a true plug-and-play installation with no cutting, drilling, or tuning required. Installation can be completed in approximately 30 minutes using basic hand tools.

Vehicle Fitment

  • 2018-2025 Ford Mustang GT – 5.0L V8

Fitment Note: 2024 Mustang GT 5.0L models require two throttle bodies.

CARB Compliance

This product is not CARB approved and has not been issued a CARB Executive Order (EO) number. It is not legal for sale or use on pollution-controlled vehicles registered in California or other states that follow California emissions regulations.

For questions about this product or to report product description inaccuracies, contact the MPT Performance experts at (407) 636-7077 or by email.

Shipping Policy

MPT is proud to offer free shipping on most orders over $149.

  • Free shipping applies only to the contiguous United States. Shipping and handling charges will apply to orders outside the contiguous US, and the buyer is responsible for any duty fees or taxes their home country may charge to import goods.
  • With free shipping, we will choose the best shipping method for your order. We use all major carriers, including USPS, FedEx, UPS, and DHL.

Turnaround Times:

  • MPT Tunes have a standard turnaround time of 2-3 business days, beginning once we receive your MPT Tune Form.
  • We do not process orders on weekends or observed holidays, which do not count as business days.
  • Physical items that are in stock at MPT and ordered by 4PM EST will be shipped the same day. Orders placed after 4PM EST will be processed on the following business day.

Special Considerations:

  • Items not stocked at our location will follow the same processing times but may experience lead-time delays and could incur additional charges. Shipping methods may vary for these items based on what was paid and the requested delivery speed. If you need an item by a specific deadline, please contact an MPT Expert.
  • SCT Tuner Orders with the Prioritized Order option must have their tune forms submitted by 3PM EST to be completed the same day. Forms submitted after this time will be processed the next business day.
  • Orders will ship to the billing address listed on your order. If paying by credit or debit card, we can only ship to the billing address. Contact an MPT Expert for assistance if you need a different shipping address.

MPT Performance Returns and Refund Policy

A Return Authorization Number is required for all returns. Please contact an MPT Expert to obtain an RA # before sending anything back to us for any reason.

MPT tuning charges and license fees are Non-Refundable. The sale is final when MPT has sent the tune file over email. This includes both new tune purchases and tune updates.

Products other than MPT tunes, digital products, and MPT decals may be returned within 30 days for any reason, provided that the product has not been installed and is in brand new, unused condition with the original packaging. Once a product has been installed it is non-refundable. We reserve the right to deny the return, should the product be received and it display signs of installation or unmentioned damage.

For vehicle programmers/tuners, the vehicle must be returned to stock if a program was installed. If a tuning device is returned and has not been returned to stock, a refund will not be issued, and your tuner will not be sent back without a shipping and handling fee.

The customer is responsible for all shipping charges incurred during the return process.

Amount Refunded:
•Returns post marked before 30 days from the date the item was received will be refunded the purchase price, minus a 25% restocking fee and the cost of shipping.
After 30 days, all sales are Final.
•Shipping charges along with any package insurance are non-refundable. If your purchase was shipped with our Free Shipping option, the cost of the shipping will be subtracted from the total refund amount.

HP Tuners Credits are assigned to the HP Tuners product with the submitted serial number and cannot be transferred. Once you load a tune to your vehicle with the RTD, these credits are Non-Refundable.

Digital products and files that have no ability to be taken back physically, such as an SCT Tuner Unlock, are Non-Refundable.

nGauge Tune License Fee is included in your initial purchase of MPT tunes for the nGauge. This fee is factored into the price of the tunes and becomes Non-Refundable when the stock file has been emailed to MPT.

MPT Decals are Non-Refundable, once they have been received by the customer.

Related Products

Recently Viewed Products