Fits 2024-2026 Ford Mustang GT 5.0-liter and EcoBoost 2.3L, American Thunder Axle-Back 3.0-inch Stainless Steel Exhaust System, 4.0-inch Dual Polished Tips
Flowmaster introduces our American Thunder axle-back exhaust system for the 2024-2026 Ford Mustang GT with the 5.0-liter engine or the EcoBoost 2.3L engine and the standard factory non-valved exhaust system. This system uses the Super 44 series mufflers for an aggressive exhaust tone and increased performance. Maximum dyno gains of up to 8 hp and 6 lb-ft were measured at the rear wheels. 3.00-inch mandrel bent 409 stainless steel tubing is used to maximize exhaust flow and durability. Dual 4.00-inch polished stainless steel tips are used to add a custom look to this iconic vehicle. All the necessary hardware is included and factory mounting locations are used for an easy installation. Fits both coupes and convertibles. Backed by Flowmaster's Lifetime Limited Warranty.
  • Max increases of up to 8 hp and 6 lb-ft over the stock exhaust at the rear wheels
  • Super 44 series performance muffler offers a deep powerful sound and increased performance
  • 409 stainless steel construction delivers extra durability and improved long-term corrosion resistance
  • Uses factory hanger locations for easy installation
  • 3.00-inch 16-gauge mandrel bent stainless steel tubing helps maintain maximum exhaust flow for better power
  • Includes all necessary hardware for an at home installation
  • Dual 4.00-inch polished steel tips add a custom look
  • Lifetime Limited Warranty

Application Summary:

Year Make/Model
2024-2026 Ford Mustang
Attributes
Brand Flowmaster
California Proposition 65 Yes
CARB (California) Compliant Yes
Catalytic Converter Included No
Category Exhaust, Exhaust
Clamping Type Flat Band, Flat Band
Clamps Included Yes, Yes
Country of Origin (Primary) US
Emission Code 5, 5
Exhaust Series American Thunder, American Thunder
Exhaust Tip Diameter 4.00, 4.00
Exhaust Tip Finish Polished, Polished
Exhaust Tip Material 304 Stainless Steel, 304 Stainless Steel
Exhaust Tip Quantity 2, 2
Exit Position DOR
Finish Painted, High-Temperature Paint
Gasket Or Seal Included No, No
Grade Type Performance, Performance
Hangers Included Yes, Yes
Harmonized Tariff Code (Schedule B) 8708925000
Hazardous Material Code N
Inlet Type Clamp-On, Clamp-On
Life Cycle Status Code Available to Order
Material 409 Stainless Steel
Mount Type Uses Factory Hangers, Uses Factory Hangers
Mounting Bracket Included No, No
Muffler (Left) Body Width 9.50
Muffler Body Length 10.25, 10.25
Muffler Body Length (in) 10.25
Muffler Body Material 409 Stainless Steel, 409 Stainless Steel
Muffler Body Shape Oval, Oval
Muffler Color Black, Black
Muffler Flanged Inlet No, No
Muffler Flanged Outlet No, No
Muffler Included Yes
Muffler Inlet Diameter 3.00
Muffler Inlet Inside Diameter 3.00, 3.00
Muffler Inlet Location Centered, Center
Muffler Inlet Outside Diameter 3.13, 3.13
Muffler Material 409S Stainless Steel, 409 Stainless Steel
Muffler Outlet Diameter 3.00, 3.00
Muffler Outlet Location Dual Outlet, Dual
Muffler Outlet Quantity 1, 1
Muffler Overall Length 16.00, 16.00
Muffler Overall Length (in) 16
Muffler Part Number Kit Only, Kit Only
Muffler Quantity 2, 2
Muffler Series Super 44, Super 44
Muffler Shape Oval
Muffler Type Reflection, Reflection
part type Exhaust System Kit, Exhaust System
Pipe Color Black, Black
Pipe Material 409 Stainless Steel, 409 Stainless Steel
Product Type Exhaust System, Exhaust System
SDR Required Flag N
Single Dual Dual
Sound Level Aggressive / Moderate, Aggressive / Moderate
Spring Bolt Kit Included No, No
Sub Category Exhaust and Tail Pipes, Exhaust and Tail Pipes
System Type Axle-back
Tail Pipe Outlet Outside Diameter 3.00, 3.00
Tail Pipe Quantity 2, Dual
Tail Pipe Tapered Outlet No, No
Tip Cut Angle
Tip Diameter 4.00
Tip Edge Style Cut
Tip Finish Polished
Tip Length 5.25
Tip Logo Embossed, Embossed
Tip Material 304 Stainless, 304 Stainless Steel
Tip Quantity 2.00
Tip Shape Round
Tip Style Double Wall
Tubing Diameter 3.00
Tubing Diameter (IN) 3.00
Tubing Material 409S Stainless Steel, 409 Stainless Steel
Type Axle-Back, Axle-back
Valve Included No, No
Valve Type Not Applicable, Not Applicable
Warning California Proposition 65, California Proposition 65
GTIN 00090127844700

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