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Flowmaster 717785 FlowFX Cat-Back Exhaust Kit Dual 2.5 Inch 409 Stainless Steel 4 Inch Black Ceramic Stainless Tips Compatible with 2015-2020 Ford F-150 2.7L 3.5L 5.0L Except Standard Cab Short Bed

Based on 17 reviews
Condition: New
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$949.95

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Availability: Only 8 left in stock, order soon!
Fulfilled by Holley Performance Product

Arrives Thursday, Nov 12
Order within 18 hours and 23 minutes

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At a glance

Condition
New
Dimensions
58.5 x 11.25 x 16.25 in
Weight
42.3 lb
Material
Plastic
Vehicle Service Type
Car
Automotive Fit Type
Vehicle Specific Fit
In the box
Flowmaster 717785 Cat-Back 409S - FlowFX Kit - DOSS - Moderate/Aggressive Sound - Ford F-150 Exhaust System Kit Cat-Back 409S - FlowFX Kit - DOSS - Moderate/Aggressive Sound

Features 8

  • Flow FX "straight-through" Performance Muffler
  • Dyno Tuned For Maximum Performance
  • Mandrel-bent Stainless Steel Tubing
  • Uses the Factory Hanger Locations

Description

Introducing Flow master's new line of FlowFX Cat-back exhaust systems for the 2015-2019 Ford F-150 with 2. 7L/3. 5L Eco Boost, 3. 5L TiVCT or 5. 0L Engines (All Except Std Cab/Short Bed). 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 Flow master. Features include new bright finish 409S stainless steel mandrel bent tubing flowing into a FlowFX straight-through performance muffler for maximum power and a deep aggressive sound. The system is then finished off with dual 4. 00 inch black ceramic coated stainless steel tips showing off the Flow master logo and exits in front of the rear tire. Designed for easy installation, this system includes all necessary parts, hardware and detailed instructions.

Specs 21

Brand Flowmaster
Material Plastic
Item dimensions L x W x H 58.5 x 11.25 x 16.25 inches
Vehicle Service Type Car
Item Weight 42.3 pounds
Brand Name Flowmaster
Manufacturer Part Number 717785
UPC 700042035939

Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Thursday, Nov 12

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

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Leasing options through Acima may also be available during checkout.

Learn more about financing & leasing here.

Top Amazon Reviews


Flowmaster master 3" stainless exhaust looks great and sounds great
Perfect fit bolted rt up no problems, like it a lot
Reviewed in the United States on February 1, 2026 by TONY TAPPER

Good looking exhaust
This exhaust system was extremely simple to install.It is made out of high quality materials that will last for years.It looks great too! However the black paint has started to peel off on the inside of the exhaust tips.This occurred after driving approx 100 miles.
Reviewed in the United States on September 26, 2021 by WDC

Its flowmaster quality
Great sound and easy install. Has to make 2 holes in frame, for hanger. Great flowmaster sound. The 5.0 sounds great
Reviewed in the United States on February 16, 2019 by daniel n ghanayem

Returned
Returned
Reviewed in the United States on March 22, 2020 by Wallace Drescher

Worth the money
This exhaust sounds so badass
Reviewed in the United States on December 31, 2019 by Nicholas Scott

Flaky
The black finish flaked off in the first drive. Very disappointed. Probably a china knockoff
Reviewed in the United States on May 29, 2021 by QG
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