2015+ Ford Mustang EcoBoost Mishimoto MMEXH-ADAP-MUS4 304 SS Downpipe Adapter

The Mishimoto 3" Downpipe Adapter for 2015-2017 Ford Mustang EcoBoost ensures smooth exhaust flow by eliminating restrictive 2.25" sections. Made from durable 304 stainless steel, it installs in under 30 minutes and is backed by a lifetime warranty. Perfectly matches Mishimoto's downpipe and cat-back exhaust systems.

Top Features

  • Seamless fit between Mishimoto 3" downpipe and cat-back exhaust.
  • Eliminates restrictive 2.25" center section.
  • Made from durable, corrosion-resistant 304 stainless steel.
  • Quick installation in under 30 minutes.
  • Compatible with Mishimoto V-band flange and 3" band clamp.
  • Lifetime warranty.

Vehicle Fitment

  • Year: 2015-2017
  • Make: Ford
  • Model: Mustang
  • Engine: EcoBoost
Vendor: Mishimoto
SKU: MISMMEXH-ADAP-MUS4
Availability: 1 In Stock
$ 103.95 USD
On-Sale $ 103.95 USD
Normally $ 112.23 USD
Save $ 8.28
Better hurry, only 1 left in stock.

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UPC: 748354028065
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2015+ Ford Mustang EcoBoost Mishimoto MMEXH-ADAP-MUS4 304 SS Downpipe Adapter

Looking for a seamless connection between your Mishimoto downpipe and cat-back exhaust for the 2015-2017 Ford Mustang EcoBoost? The Mishimoto MMEXH-ADAP-MUS4 3-inch Exhaust Adapter is the perfect solution. This high-quality adapter eliminates the restrictive 2.25-inch center section that occurs when joining aftermarket downpipes and cat-backs, ensuring a smooth and efficient exhaust flow. Crafted from durable 304 stainless steel, this adapter can withstand harsh climates and will not rust over time. Installing in under 30 minutes, it perfectly complements the Mishimoto V-band flange on the downpipe and the 3-inch band clamp on the Mishimoto cat-back exhaust. Backed by Mishimoto’s Lifetime Warranty, this adapter is a must-have for optimizing your Mustang’s exhaust system.

Key Features

  • Provides a smooth transition between Mishimoto’s 3" downpipe and cat-back exhaust for Ford Mustang EcoBoost models.
  • Eliminates the restrictive 2.25" center section, improving exhaust flow and performance.
  • Made from 304 stainless steel for maximum durability and corrosion resistance in harsh climates.
  • Easy installation, taking under 30 minutes.
  • Designed to fit the V-band flange on the Mishimoto downpipe and the 3" band clamp on the Mishimoto cat-back exhaust.
  • Comes with Mishimoto’s Lifetime Warranty for peace of mind.

Benefits

  • Increases exhaust flow, leading to improved horsepower and torque.
  • Optimizes the exhaust system for better overall engine performance and efficiency.
  • Quick and straightforward installation process—perfect for both DIY enthusiasts and professionals.
  • Built to last, with corrosion-resistant 304 stainless steel that ensures longevity.
  • Backed by Mishimoto’s trusted Lifetime Warranty, offering great value and peace of mind.

Product Specs

  • Material: 304 stainless steel
  • Pipe Diameter: 3 inches
  • Color: Natural stainless steel finish
  • Compatibility: Specifically designed for Mishimoto's 2015+ Ford Mustang EcoBoost Downpipe and Cat-Back Exhaust
  • Application: Exhaust system, downpipe adapter
  • Includes: Downpipe adapter and necessary installation hardware
  • Note: This adapter is compatible only with Mishimoto’s exhaust products; fitment with other brands has not been verified.

Install Difficulty Level
Installing this adapter is quick and easy, with an estimated install time of under 30 minutes. Designed for a hassle-free fit, it connects seamlessly with the Mishimoto downpipe’s V-band flange and the 3-inch band clamp on the Mishimoto cat-back exhaust, making it suitable for both DIY projects and professional installations.

Vehicle Fitment

  • Year: 2015-2017
  • Make: Ford
  • Model: Mustang
  • Engine: EcoBoost

For more information or if you have any questions regarding this product, contact the MPT Performance experts at (407) 636-7077 or via email.

Shipping Policy

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

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Turnaround Times:

  • MPT Tunes have a standard turnaround time of 2-3 business days, beginning once we receive your MPT Tune Form.
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  • 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:

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MPT Performance Returns and Refund Policy

  • A Return Authorization Number (RA #) is required for all returns. Please contact an MPT Expert to obtain an RA# before sending anything back.
  • MPT tuning charges and license fees are non-refundable. The sale is final once MPT has sent the tune file via email, which applies to both new tune purchases and tune updates.

Returnable Products:

  • Products (other than MPT Tunes) may be returned within 30 days as long as they have not been installed and are in brand new, unused condition with original packaging. Installed products are non-refundable. MPT reserves the right to deny a return if the product shows signs of installation or damage.
  • Vehicle programmers/tuners that have loaded a tune onto a vehicle cannot be returned.

Refund Amounts:

  • Returns postmarked within 15 days of receipt will be refunded the purchase price minus the shipping cost MPT paid.
  • Returns postmarked between 16 and 30 days will be refunded the purchase price minus a 25% restocking fee and the shipping cost.
  • After 30 days, all sales are final.

Non-Refundable Items:

  • Shipping charges and any package insurance are non-refundable. If free shipping was applied to your purchase, the actual shipping cost will be subtracted from your refund.
  • HP Tuners Credits are non-refundable once they’ve been assigned to a device’s serial number, which occurs either during the purchase or upon completing the tune form.
  • Digital products like SCT Tuner Unlocks, HP Tuners Credits, or MPT Tunes cannot be refunded.
  • Decals/Stickers are non-refundable once received by the customer.
Year Make Model Submodel
2019-2020 Ford Mustang Bullitt
2015-2021 Ford Mustang EcoBoost
2015-2021 Ford Mustang EcoBoost Premium
2015-2021 Ford Mustang GT
2015 Ford Mustang GT 50 Years Limited Edition
2015-2021 Ford Mustang GT Premium
2021 Ford Mustang Mach 1
2015-2020 Ford Mustang Shelby GT350
2015-2020 Ford Mustang Shelby GT350R
2020-2021 Ford Mustang Shelby GT500
2015-2017 Ford Mustang V6

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