American Thunder Axle-Back Exhaust System 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 - 818162

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