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Home / Exhaust / Catback / Flowmaster 15-20 Ford F-150 DOSS FlowFX Cat-Back Exhaust System
Flowmaster 15-20 Ford F-150 DOSS FlowFX Cat-Back Exhaust SystemRepresentative image
Appearance and included parts may differ. Image availability does not confirm fitment or availability.
Flowmaster

Flowmaster 15-20 Ford F-150 DOSS FlowFX Cat-Back Exhaust System

PART 717785CATEGORY Catback
$949.95
MSRP $1,068.95You save $119.00
$949.95
1

Product information

Manufacturer information. Check the part number and installation requirements for your vehicle.

Supplier details checked 2026-09-23 · Test catalog

Product description

2015-2020 Ford F-150 with 2.7L/3.3L/3.5L Ecoboost, 3.5L TiVCT or 5.0L engines. - Aggressive to moderate sound

Flowmaster Flow FX Cat-Back Exhaust System

Features

Flow FX "straight-through" Performance Muffler

Mandrel-bent Stainless Steel Tubing

Dyno Tuned For Maximum Performance

Uses the Factory Hanger Locations

Full Stainless Steel Construction

Moderate/Aggressive Sound

Lifetime Limited Warranty

Easy Installation

Manufacturer notes

Does not fit the 3.5L Raptor trucks.

Supplier category
Exhaust, Mufflers & Tips
Supplier subcategory
Catback
UPC / barcode
700042035939
Units per product
1
Supplier Proposition 65 status
Y
Supplier EPA status
N/A
Air freight prohibited
No
Not CARB approved
No
CARB acknowledgement required
Yes
Freight delivery required
No
Powersports product
No
More manufacturer information

Other product descriptions

Flowmaster 15-20 Ford F-150 DOSS FlowFX Cat-Back Exhaust System

1520 FORD F150 DOSS FFX

SYS 15-20 FORD F-150

About the manufacturer

Introducing Flowmaster's new line of Flow FX® Cat-back exhaust systems for 2015-2020 Ford F-150 with 2.7L/3.3L/3.5L Ecoboost, 3.5L TiVCT or 5.0L engines. This dual 2.50-inch system is perfect for the person looking for a moderate to aggressive exterior and interior sound level with all of the performance benefits that you would expect from Flowmaster®. Features include all stainless steel mandrel-bent tubing flowing into a Flow FX straight-through performance muffler for maximum power and a deep aggressive sound. The system is then finished off with dual 2.50-inch tailpipes with dual 4.00-inch black ceramic coated stainless steel tips exiting in front of the rear passenger tire giving it that muscle truck look. Designed for easy installation, this system includes all necessary parts, hardware and detailed instructions. Notes: Fits all 2/4 wheel drives and wheelbases except std cab/short bed.

Additional manufacturer information

SYS 15-20 FO

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