Flowmaster Catback System 409S - Dual Rear Exit - American Thunder - Moderate Sound Ford Mustang 1999-2004 4.6L V8

If you're on the hunt for a complete Flowmaster® Catback dual exhaust system that delivers an aggressive tone, you’ve come to the right place! The American Thunder® exhaust system is designed with an easy fit in mind, featuring mandrel-bent 2.50-inch stainless steel tubing that ensures top-notch performance. It comes equipped with a pair of specially selected Super 40® Series performance mufflers, making it a fantastic choice for any enthusiast.

The custom tailpipes are crafted for added clearance and exit right at the factory location, showcasing large 3.00-inch polished tips that look as good as they sound. This system utilizes the factory hanger locations, making installation a breeze. You can expect a moderate to aggressive tone both inside and outside your vehicle, perfect for those who want their performance to be heard loud and clear. Just like every Flowmaster system, you’ll enjoy perks like improved throttle response, enhanced power, and even better mileage, all while ensuring an easy fit. Plus, it includes everything you need for a straightforward installation at home!

Features:

• Includes hangers and hardware for easy installation
• Mandrel-bent 16 gauge stainless steel tubing
• Dynamically tuned for optimal performance
• Super 40 Series performance mufflers
• Utilizes factory hanger locations
• Moderate exterior exhaust tone
• Lifetime limited warranty

Specifications:

• 2WD/4WD: 2WD
• California Proposition 65 Chemical Name: Chromium (hexavalent compounds)
• California Proposition 65 Chemical Name: Nickel (Metallic)
• California Proposition 65 Required: Yes
• Emission Code: 5
• Exhaust Series: American Thunder
• Exit Position: Dual rear exit
• Heat Shield: No
• Inlet Diameter (in): 2.5
• Material: Stainless steel
• Muffler Part Number: Kit only
• Muffler Quantity: 2
• Muffler Series: Super 40 Series
• Outlet Diameter (in): 2.5
• Product Type: Exhaust systems / kits
• Single Dual: Dual
• Sound Level: Moderate sound
• System Type: Catback system
• Tip Diameter (in): 3
• Tip Quantity: 2
• Tubing Diameter (in): 2.5
• Warning: California Proposition 65

Notes:

• Fits 1999-2004 Ford Mustang GT, MACH1, and Bullitt with 4.6L SOHC engine. Does not fit Cobra.