🌍 We Ship Worldwide Learn more

💵 Afterpay available, shop now, pay later Learn more

💬 Customer Support Click here

Flowmaster  |  SKU: 817807

Flowmaster American Thunder Axle-back Exhaust System - 817807

Fits 2018-2023 Mustang GT 5.0L without Factory Active Performance Exhaust Valves. - Aggressive to moderate sound

Regular price $2,651.70 NZD + GST
Shipping calculated at checkout.
⚠ Special Order Item — ships direct from supplier. No returns, exchanges, or cancellations once processed. Please allow 7–20 days shipping.

Description

Fits 2018-2023 Mustang GT 5.0L without Factory Active Performance Exhaust Valves. - Aggressive to moderate sound

Part Number: 817807

The Flowmaster American Thunder® Axle-back exhaust system for the 2018-2023 Ford Mustang GT with the 5.0L engine is perfect for the person looking for an aggressive exterior sound level with all of the performance benefits that you would expect from Flowmaster®. This bolt-on 409S stainless steel system features 3.00-inch mandrel-bent tubing and two Super 44® series mufflers for maximum power and exterior sound quality, but with a moderate and pleasant interior tone at cruising speeds. The system is finished off with quad 4.00-inch polished 304 stainless steel tips. This system includes all necessary parts, hardware and instructions for an easy installation. NOTE: This kit will not fit vehicles with the Active Performance Exhaust option. Note: Fits Coupes & Convertibles.

Features and Benefits

• Quad 4.00-inch Polished 304 Stainless Steel Tips
• Dyno-Tuned for Maximum Performance
• Uses the Factory Hanger Locations
• 409S Stainless Steel Construction
• Moderate/Aggressive Sound
• Lifetime Limited Warranty
• Flowmaster Quality
• Easy Installation

Fits 2018-2023 Mustang GT 5.0L Coupes & Convertibles without Factory Active Performance Exhaust Valves.

Specifications

  • Specifications
    BrandFlowmaster
    California Proposition 65Yes
    California Proposition 65 Chemical NameChromium (hexavalent compounds)
    California Proposition 65 Chemical NameNickel (Metallic)
    CARB (California) CompliantYes
    Catalytic Converter IncludedNo
    Catalytic Converter Quantity0
    CategoryExhaust
    Clamping TypeFlat Band
    Clamps IncludedYes
    Emission Code5
    Exhaust SeriesAmerican Thunder
    Exhaust Tip ColorSilver
    Exhaust Tip ConnectionWelded
    Exhaust Tip CutAngled
    Exhaust Tip Diameter4.00
    Exhaust Tip EdgeAngle Cut
    Exhaust Tip FinishPolished
    Exhaust Tip IntercooledNo
    Exhaust Tip Length5.25
    Exhaust Tip Material304 Stainless Steel
    Exhaust Tip Quantity4
    Exhaust Tip ResonatedNo
    Exhaust Tip ShapeRound
    Exhaust Tip WallDouble Wall
    Exit StyleDual Out Rear
    FinishNatural
    Gasket Or Seal IncludedNo
    Grade TypePerformance
    Hangers IncludedYes
    Heat Shield IncludedNo
    Inlet TypeClamp-On
    Main Piping Diameter3.00
    Mount TypeUses Factory Hangers
    Mounting Bracket IncludedNo
    Muffler (Left) Body Height4.00
    Muffler (Left) Body Length13.25
    Muffler (Left) Body Width9.50
    Muffler (Left) TypeChambered
    Muffler (Right) Body Height4.00
    Muffler (Right) Body Length13.25
    Muffler (Right) Body Width9.50
    Muffler (Right) TypeChambered
    Muffler Body Height4.00
    Muffler Body Length13.00
    Muffler Body Material409 Stainless Steel
    Muffler Body ShapeOval
    Muffler Body Width9.50
    Muffler ColorBlack
    Muffler FinishBlack High-Temperature Paint Finish
    Muffler Flanged InletNo
    Muffler Flanged OutletNo
    Muffler IncludedYes
    Muffler Inlet ConnectionSlip-Fit
    Muffler Inlet Inside Diameter3.00
    Muffler Inlet LocationOffset
    Muffler Inlet Outside Diameter3.13
    Muffler Outlet Diameter3.00
    Muffler Outlet LocationDual
    Muffler Outlet Quantity2
    Muffler Overall Length51.50
    Muffler Part NumberKit Only
    Muffler Quantity2
    Muffler SeriesSuper 44
    Muffler TypeReflection
    part typeExhaust System
    Pipe ColorSilver
    Pipe Material409 Stainless Steel
    Product TypeExhaust System
    Sound LevelAggressive / Moderate
    Spring Bolt Kit IncludedNo
    Sub CategoryExhaust and Tail Pipes
    Tail Pipe Outlet Outside Diameter2.50
    Tail Pipe Quantity2
    Tail Pipe QuantityDual
    Tail Pipe Tapered OutletNo
    Tip LogoEmbossed
    TypeAxle-back
    Valve IncludedNo
    Valve TypeNot Applicable
    WarningCalifornia Proposition 65
  • Instructions

Payment & Security

Payment methods

  • American Express
  • Apple Pay
  • Google Pay
  • Mastercard
  • PayPal
  • Shop Pay
  • Union Pay
  • Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.