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Product Summary

Direct Fit Exhaust System Kit Type

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    Key Specs

    MFG. Part #817826
    BrandFlowmaster
    Exhaust System Kit TypeDirect Fit
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    Need To Know

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    Return Policy

    Flowmaster 817826 Details

    This Flowmaster® Outlaw Axle-back exhaust system is custom designed for all 2015-2017 Ford Mustang GT 5.0L coupes and convertibles. The system features all stainless steel mandrel-bent 3.00-inch tubing leading into a pair of race-proven Outlaw® series mufflers, for an aggressive exterior sound with a noticeable interior sound level. The system finishes with a pair of large 4.00-inch black ceramic coated tips for an aggressive look that goes hand in hand with the attitude projected by the Outlaw mufflers. This system includes all the necessary parts, hardware, and instructions needed for an easy installation and is covered by our Lifetime Limited Warranty.

    Features:

  • Aggressive Race Proven Outlaw Mufflers
  • Dyno-tuned for Maximum Performance
  • Uses the Factory Hanger Locations
  • Full Stainless Steel Construction
  • Lifetime Limited Warranty
  • Quick And Easy Installation
  • Rebates

    Holley IRS Sale 2026

    Save 10% instantly on select products across the Holley family of performance brands during the annual Holley I.R.S.Tax Sale. Instant rebate period has been extended and now runs from February 17, 2026 through April 19, 2026.

    Flowmaster 817826 Specifications

    KEY SPECS
    MFG. Part #817826
    BrandFlowmaster
    Exhaust System Kit TypeDirect Fit
    Customer Impersonation Script