15-17 Ford Mustang V8 5.0L Roush 421921 Quad Tip Active-Ready Exhaust Kit (Requires 421926)

  • Enhance Performance: Aggressive sound and improved exhaust flow boost horsepower and torque.
  • Stylish Design: Quad tips add a sporty look.
  • Easy Installation: DIY-friendly with an average install time of 1-2 hours.
  • Fitment: Compatible with 2015-2017 Ford Mustang V8 5.0L.
Vendor: Roush
SKU: RSH421921
Availability: 1 In Stock
$ 1,542.99 USD
On-Sale $ 1,542.99 USD
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UPC: 844764005747
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Roush 421921 Quad Tip Active-Ready Exhaust Kit for 15-17 Ford Mustang V8 5.0L

Upgrade your Ford Mustang’s exhaust system with the Roush 421921 Quad Tip Active-Ready Exhaust Kit. Designed specifically for the 2015-2017 Mustang V8 5.0L, this kit delivers an exhilarating driving experience while enhancing both performance and aesthetics.

Key Features:

  • Aggressive Sound: The Roush 421921 exhaust system produces a deep, throaty tone that announces your presence on the road.
  • Quad Tips: Four polished stainless steel tips add a sporty and stylish look to your Mustang’s rear end.
  • Active-Ready Design: This kit is ready for Roush’s Active Exhaust system, allowing you to control the sound level with the flip of a switch.
  • High-Quality Construction: Crafted from durable materials, this exhaust kit ensures longevity and performance.

Benefits:

  • Increased Horsepower and Torque: The improved exhaust flow enhances engine performance, giving you more power and responsiveness.
  • Enhanced Aesthetics: The quad tips provide a sleek appearance, making your Mustang stand out from the crowd.
  • Easy Installation: With straightforward installation instructions, you’ll have your new exhaust system up and running in no time.
  • Limited Lifetime Warranty: Roush stands behind their products, offering peace of mind for your investment.

Product Specs:

  • Compatibility: Fits 2015-2017 Ford Mustang V8 5.0L
  • Material: Stainless steel
  • Finish: Polished
  • Tip Style: Quad tips
  • Warranty: Limited lifetime warranty

Install Difficulty Level:

Installing the Roush 421921 Quad Tip Active-Ready Exhaust Kit is straightforward and suitable for DIY enthusiasts. Web searches indicate an average installation time of approximately 1-2 hours.

Vehicle Fitment:

  • Year Range: 2015-2017
  • Make: Ford
  • Model: Mustang
  • Engine: V8 5.0L

If you have any questions about this product or need assistance, feel free to contact the MPT Performance experts at (407) 636-7077 or by email. 

Shipping Policy

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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.
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Refund Amounts:

  • Returns postmarked within 15 days of receipt will be refunded the purchase price minus the shipping cost MPT paid.
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  • 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
2015-2017 Ford Mustang GT
2015 Ford Mustang GT 50 Years Limited Edition
2015-2017 Ford Mustang GT Premium

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