15-20 Ford F-150 2.7L/3.5L/5.0L Flowmaster 717785 Flow FX Cat-Back Exhaust System

2015-2020 Ford F-150 2.7L/3.3L/3.5L EcoBoost, 3.5L Ti-VCT & 5.0L Flowmaster Flow FX Cat-Back Exhaust System

Part Number: 717785

The Flowmaster Flow FX Cat-Back Exhaust System (717785) is engineered for 2015-2020 Ford F-150 trucks equipped with 2.7L, 3.3L, 3.5L EcoBoost, 3.5L Ti-VCT, and 5.0L engines. Designed for truck owners looking to improve both performance and sound, this premium cat-back system delivers a deep, aggressive exhaust note without sacrificing everyday drivability. Featuring mandrel-bent stainless steel tubing and a straight-through Flow FX performance muffler, the system promotes improved exhaust flow for enhanced horsepower, throttle response, and overall driving enjoyment. Dual black ceramic-coated stainless steel exhaust tips complete the appearance with a bold muscle truck look while maintaining exceptional durability against corrosion. Built as a direct-fit upgrade, the system utilizes factory mounting locations and includes the necessary hardware for a straightforward installation.

Key Features

• Designed for 2015-2020 Ford F-150 trucks with select EcoBoost, Ti-VCT, and 5.0L engines.
• Flow FX straight-through performance muffler for maximum exhaust flow.
• Dyno tuned to help improve horsepower, torque, and throttle response.
• Dual 2.50-inch mandrel-bent 409 stainless steel tubing for unrestricted airflow.
• Full stainless steel construction for excellent strength and corrosion resistance.
• Dual 4.00-inch double-wall 304 stainless steel exhaust tips.
• Black ceramic-coated angle-cut tips with embossed Flowmaster logo.
• Moderate to aggressive interior and exterior exhaust tone.
• Dual same-side exit in front of the rear passenger-side tire.
• Uses factory hanger locations for a clean, OE-style installation.
• Includes clamps, mounting hardware, and detailed installation instructions.

Benefits

• Produces a deep, aggressive exhaust tone that enhances the driving experience.
• Improves exhaust efficiency for increased engine performance.
• Premium stainless steel construction helps resist rust and corrosion for long service life.
• Enhances the appearance of the truck with large black ceramic-coated performance tips.
• Direct-fit design minimizes installation time with no major fabrication required.
• Compatible with both 2WD and 4WD applications (see fitment restrictions).
• Backed by Flowmaster's Lifetime Limited Warranty for long-term confidence and value.
  

Product Specifications

• Part Number: 717785
• Product Type: Cat-Back Exhaust System
• Exhaust Series: Flow FX
• Sound Level: Moderate to Aggressive
• Main Pipe Diameter: 2.50 inches
• Inlet Diameter: 3.00 inches
• Tailpipe Diameter: 2.50 inches
• Exit Style: Dual Out, Same Side
• Pipe Material: 409 Stainless Steel
• Muffler Material: 409 Stainless Steel
• Muffler Type: Straight-Through Absorption
• Muffler Body Shape: Oval
• Muffler Dimensions: 14.00 in. Length x 9.00 in. Width x 4.00 in. Height
• Exhaust Tip Diameter: 4.00 inches
• Exhaust Tip Length: 5.25 inches
• Exhaust Tip Material: 304 Stainless Steel
• Tip Finish: Black Ceramic Coated
• Tip Style: Double Wall, Round, Angle Cut
• Pipe Finish: Natural Silver
• Mounting: Factory Hanger Locations
• Clamps Included: Yes
• Hangers Included: Yes
• Catalytic Converters Included: No

Install Difficulty Level

Easy. This direct bolt-on exhaust system is designed to install using the factory hanger locations and includes all required hardware and instructions. Basic hand tools and light mechanical experience are typically all that is needed. Under ideal conditions, installation can be completed in approximately 2 hours, making it an excellent weekend upgrade for most enthusiasts.

Vehicle Fitment

Fits:

• 2015-2020 Ford F-150 2.7L EcoBoost
• 2015-2020 Ford F-150 3.3L V6
• 2015-2020 Ford F-150 3.5L EcoBoost
• 2015-2020 Ford F-150 3.5L Ti-VCT
• 2015-2020 Ford F-150 5.0L V8

Fitment Notes:

• Fits both 2WD and 4WD models.
• Fits most wheelbase configurations except Standard Cab/Short Bed applications.
• Does not fit 3.5L Ford F-150 Raptor models.

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