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American Thunder Catback Exhaust System

By: Flowmaster

#17312

    • Mandrel bent 16 gauge 409 stainless tubing
    • Includes hangers and hardware for easy installation
    • Dyno tuned for maximum performance
    • Time Required: 3 hours (approximately)

    • Skill Level: Intermediate - You should have "above average" mechanical knowledge/experience to attempt this installation.

    • Mustang 1999-2004 GT

    • Mustang 2003-2004 Mach 1

OVERSIZED ITEM

Please contact us to obtain shipping price and place order.

Get the power and sound that can only be FLOWMASTER. The Force II 3-chamber and American Thunder 2-chamber kits come complete with 21/2" flowtubes, mufflers, 21/2" tailpipes (GT or LX) and all hardware. All pipes are mandrel bent for maximum flow and horsepower.

These easy to install kits are aluminized for corrosion protection and include stainless tips (87-93 GT has aluminized tips).

3 chamber mufflers have a deep performance rumble which is throaty without being too loud.

2-chamber mufflers are louder for a popular race car sound.

 *Large/heavy box, may require additional shipping cost*


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