04-08 F-150 4.6L/5.4L V8 Flowmaster 17418 Force II Cat-back Exhaust System

Flowmaster Force II Cat-Back Exhaust System

Part Number: 17418

The Flowmaster Force II Cat-Back Exhaust System 17418 is engineered for 2004-2008 Ford F-150 and Lincoln Mark LT trucks equipped with the 4.6L or 5.4L engine. Designed for drivers who want a refined performance upgrade without excessive cabin noise, this premium exhaust system delivers Flowmaster's signature deep exterior exhaust tone while maintaining a comfortable, minimal interior sound. Featuring mandrel-bent 16-gauge aluminized steel tubing and the legendary Super 50 Series performance muffler, this system improves exhaust flow, enhances throttle response, and delivers a muscular appearance with dual polished stainless steel exhaust tips. The bolt-on design utilizes factory hanger locations for a hassle-free installation and offers the flexibility of dual rear or dual side exit configurations, making it an excellent choice for both daily driving and towing applications.

Key Features

• Flowmaster Force II performance cat-back exhaust system.
• Designed for 2004-2008 Ford F-150 and Lincoln Mark LT 4.6L and 5.4L models.
• Dyno-tuned Super 50 Series chambered performance muffler.
• Mandrel-bent 16-gauge aluminized steel tubing for improved exhaust flow.
• Dual 2.50-inch aluminized steel tailpipes.
• Large 3.00-inch polished 304 stainless steel exhaust tips with rolled angle-cut edges.
• Dual Out Rear exit design with optional side exit routing behind the rear wheels for towing applications.
• Factory-style bolt-on installation using original hanger locations.
• Includes all required clamps, hangers, mounting hardware, and installation components.
• Mild exterior exhaust tone with minimal interior resonance.

Benefits

• Produces a deep, performance-inspired exhaust note without excessive cabin drone.
• Improves exhaust efficiency for enhanced throttle response and overall performance.
• Maintains excellent driving comfort with a mild interior sound level.
• Ideal for trucks used for towing thanks to the optional side exit configuration.
• Adds an aggressive appearance with dual polished stainless steel exhaust tips.
• Direct bolt-on design minimizes installation time and eliminates the need for extensive modifications.
• Constructed from durable aluminized steel for long-lasting reliability.
• Backed by Flowmaster's 3-Year Limited Warranty for added peace of mind.

Product Specifications

• Part Number: 17418
• Brand: Flowmaster
• Series: Force II
• System Type: Cat-Back Exhaust
• Sound Level: Mild
• Muffler Series: Super 50 Series
• Muffler Type: Chambered
• Muffler Material: Aluminized Steel
• Muffler Finish: Black High-Temperature Paint
• Main Pipe Diameter: 2.50 inches
• Inlet Diameter: 3.00 inches
• Tailpipe Diameter: 2.50 inches
• Exhaust Tip Diameter: 3.00 inches
• Exhaust Tip Length: 13.00 inches
• Exhaust Tip Material: Polished 304 Stainless Steel
• Exhaust Tip Style: Round, Single Wall, Rolled Angle-Cut
• Pipe Material: 16-Gauge Aluminized Steel
• Pipe Finish: Aluminized Silver
• Exit Style: Dual Out Rear (Dual Out Side routing supported)
• Clamps Included: Yes
• Hangers Included: Yes
• Mounting Hardware Included: Yes
• Fits: 2WD and 4WD models, all wheelbases

Install Difficulty Level

Easy. This direct bolt-on exhaust system is designed to install using the factory mounting locations with no welding required under normal installation conditions. All necessary clamps, hangers, and hardware are included. An experienced installer can typically complete the installation in approximately 2 hours, making it an excellent weekend upgrade for most DIY enthusiasts.

Vehicle Fitment

Ford

• 2004-2008 Ford F-150 4.6L V8
• 2004-2008 Ford F-150 5.4L V8

Lincoln

• 2006-2008 Lincoln Mark LT 4.6L V8
• 2006-2008 Lincoln Mark LT 5.4L V8

Fits both 2WD and 4WD models with all wheelbase configurations.

If there are any questions about this product or to report any product description inaccuracies, please contact the MPT Performance experts at (407) 636-7077 or by email for knowledgeable product assistance.