Product Summary

Header-Back Exhaust System Type, Dual Single or Dual

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    Key Specs

    MFG. Part #817273
    Exhaust System TypeHeader-Back
    Single or DualDual
    Exhaust Tubing Diameter2-1/2 Inch
    Exhaust System Kit TypeDirect Fit
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    Flowmaster 817273 Details

    This American Thunder® crossmember-back exhaust system is designed for all 1964-1966 Ford Mustang hardtop coupes with a V8 engine. The system features a free-flowing 2.50-inch mandrel-bent stainless steel H-pipe flowing into a pair of 40 Series Delta Flow® mufflers for maximum power and that deep iconic sound. The 2.50-inch mandrel-bent stainless tailpipes tuck up high and are finished off with a pair of long 2.50-inch 304 stainless steel tips for that show car look. Includes all necessary parts, hardware and easy to follow instructions and is covered by our Lifetime Limited Warranty. Note: Does Not fit GT models or convertibles.

    Features:

  • Includes Hangers and Hardware for an Easy Installation
  • Mandrel-bent 16-gauge Stainless Steel Tubing
  • 40 Series Delta Flow Performance Mufflers
  • Long Polished Stainless Steel Tips
  • Includes Built-in "H" Balance Pipe
  • Moderate Exterior Exhaust Tone
  • Lifetime Limited Warranty
  • Crossmember-back System
  • Application

    1964-1965 Ford Mustang 4.3L V8
    1964-1966 Ford Mustang 4.7L V8

    Flowmaster 817273 Specifications

    KEY SPECS
    MFG. Part #817273
    BrandFlowmaster
    Exhaust System TypeHeader-Back
    Single or DualDual
    Exhaust Tubing Diameter2-1/2 Inch
    Exhaust System Kit TypeDirect Fit
    GENERAL
    Exhaust ExitDual Split Rear
    Sound LevelModerate
    Muffler(s) IncludedYes
    Muffler Quantity2
    Muffler ConnectionsSingle Inlet | Single Outlet
    Drivetrain2WD
    Exhaust Tip IncludedYes
    Exhaust Tip Quantity2
    Exhaust Tip ShapeRound
    Exhaust Tip CutAngle
    Exhaust Tip Edge StyleNon-Rolled Edge | Single-Wall
    Exhaust Tip Size2.50"
    Exhaust System Material409S Stainless Steel
    Exhaust System FinishNatural
    Exhaust Pipe ColorNatural
    Muffler SeriesSuper 44 Series
    Muffler ColorNatural
    Exhaust Tip Material304 Stainless Steel
    Exhaust Tip FinishPolished
    Exhaust Tip ColorNatural
    Inlet QuantityDual
    Inlet Size2.50"
    Outlet Size2.50"
    Tailpipe Diameter2.5"
    Catalytic Converter(s) IncludedNo
    Hardware IncludedYes
    Heat ShieldNo
    Sold in QuantityKit
    GTIN Code700042024605
    NotesDoes Not Fit GT or Convertible
    Material TypeStainless Steel
    Exit LocationRear

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