05-09 Ford Mustang 4.0L V6 Flowmaster 817510 Force II Cat-back Exhaust System

Flowmaster 817510 Force II Cat-back Exhaust System

The Flowmaster Force II Cat-back Exhaust System is designed for 2005-2009 Ford Mustang V6 owners looking to upgrade from the factory exhaust with a true dual exhaust configuration, improved performance characteristics, and a refined muscle-car tone. This premium exhaust system features mandrel-bent 2.25-inch stainless steel tubing, an exclusive Scavenger Series X-pipe, and specially tuned 60 Series Delta Flow chambered mufflers to deliver a deep, unique exhaust note while maintaining a mild interior sound level for comfortable driving. The system connects after the factory catalytic converters and includes the necessary components for a complete cat-back conversion, including a template for modifying the rear bumper valance to accommodate the dual rear exit design.

Key Features

• Designed specifically for 2005-2009 Ford Mustang models equipped with the 4.0L V6 engine.
• True dual cat-back exhaust system for enhanced exhaust flow and an aggressive performance appearance.
• Includes Flowmaster Scavenger Series X-pipe for improved exhaust scavenging and a distinctive tone.
• Uses specially designed 60 Series Delta Flow chambered mufflers for balanced sound control.
• Constructed with mandrel-bent 16-gauge stainless steel tubing for smooth airflow and durability.
• Includes hangers, mounting brackets, clamps, and installation hardware for a direct-fit installation.
• Features polished stainless steel exhaust tips for an upgraded rear-end appearance.
• Uses factory hanger locations for easier installation and proper exhaust alignment.

Benefits

• Provides improved throttle response, performance feel, and exhaust efficiency compared with the factory system.
• Delivers a mild to moderate exterior exhaust tone with a comfortable interior sound level.
• Creates the appearance and sound of a true dual exhaust setup for the Mustang V6 platform.
• Reduces unwanted exhaust resonance while maintaining the classic Flowmaster performance sound.
• Offers long-lasting durability with stainless steel components designed for performance applications.
• Backed by Flowmaster's Lifetime Limited Warranty for added confidence and product support.
  

Product Specifications

• Brand: Flowmaster
• Part Number: 817510
• Product Type: Cat-back Exhaust System
• Exhaust Series: Force II
• Vehicle Drive: 2WD
• Engine Application: 4.0L V6
• Material: 409 stainless steel tubing and muffler bodies
• Tubing Diameter: 2.25 inches
• Tubing Construction: Mandrel-bent 16-gauge stainless steel
• Muffler Type: Chambered 60 Series Delta Flow
• Muffler Quantity: Two
• Muffler Body Dimensions: 13.50 inches long x 10.00 inches wide x 5.00 inches high
• Muffler Finish: Black high-temperature paint finish
• Exhaust Tip Material: 304 stainless steel
• Exhaust Tip Finish: Polished
• Exhaust Tip Color: Silver
• Exhaust Tip Size: 3.50-inch diameter
• Exhaust Tip Quantity: Two
• Exit Style: Dual rear exit
• Sound Level: Mild
• Clamping Type: Flat band clamps
• Catalytic Converter Included: No
• Emission Code: 5
• CARB Compliant: Yes

Install Difficulty Level

This exhaust system is designed for an easy installation using factory hanger locations and included hardware. Most installations can be completed in under one hour when proper tools and equipment are available. The only additional modification required is a cutout in the rear bumper valance for the left-side exhaust tip, with a template included to help guide the process.

Vehicle Fitment

2005-2009 Ford Mustang with 4.0L V6 engine. This Flowmaster Force II Cat-back Exhaust System is designed for Mustang V6 models and connects after the factory catalytic converters.

For questions about this product or to report product description inaccuracies, contact the MPT Performance experts at (407) 636-7077 or by email.