Improve the exhaust flow on your 2005-10 Mustang GT with this stainless steel Flowmaster American Thunder axle back. Flowmaster American thunder axle backs provide maximum exhaust flow with a deep throaty muscle car sound with less interior resonance. This axle back provides better acceleration and increased horsepower by reducing back pressure through the mandrel bent tubing. A 4.5" polished rolled edge tip backs the exhaust for great muscle car looks.

Flowmaster American Thunder axle backs are designed using mandrel-bent 16-gauge stainless steel tubing. This 2.5" mandrel bent tubing allows for superior exhaust gas flow for great sound and performance. The 409 Stainless steel tubing helps prevent against rust and corrosion for long term worry free use. Installation hardware gaskets and instructions are included for an easy installation.