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Flowmaster Catback 409S - FlowFX Kit - DOSS - Moderate/Aggressive Sound

$630.00 Sale:$566.95

Flowmaster

Model #717787

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Shopper Award

This product is for Racing Competition only and is not legal for use in highway or street vehicles or other non-racing competition off-road vehicles.

Purchasing this product requires you to sign our Vehicle Compliance Waiver here.

Introducing Flowmaster's new line of FlowFx Catback exhaust systems for the 2014-2019* (*Classic body) Chevrolet Silverado 1500 and GMC Sierra 1500 Crew Cab and Double Cab models with 5.3L engine. This FlowFx 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 409S stainless steel mandrel-bent tubing flowing into a FlowFx straight-through performance muffler for maximum power and a deep aggressive sound. The dual 2.50-inch tailpipes are finished off with large 4.00-inch black ceramic coated 304 stainless steel tips showing off the Flowmaster logo and exit in front of the rear passenger tire for that muscle truck look. Designed for easy installation, this system includes all necessary parts, hardware and detailed instructions. Notes: Does not fit crew cab 2WD with 2-piece driveshaft.

Features:

  • Easy Installation
  • Moderate/Aggressive Sound
  • Stainless Steel Mandrel Bent Tubing
  • Dyno-Tuned For Maximum Performance
  • Covered by Our Lifetime Limited Warranty
  • Large 4.00-inch Black Ceramic Coated Tips
  • FlowFx "Straight-through" Performance Muffler
  • Includes all Clamps, Hangers and Necessary Hardware
Specifications:
  • Brand: Flowmaster
  • California Proposition 65 Chemical Name: Chromium
  • California Proposition 65 Chemical Name: Lead
  • California Proposition 65 Required: Yes
  • Catalytic Converter Included: No
  • Emission Code: 5
  • Exhaust Series: FlowFx
  • Exit Position: DOSS
  • Heat Shield Included: No
  • Mount Type: Uses Factory Hangers
  • Muffler Body Length (in): 14
  • Muffler Color: Natural
  • Muffler Finish: Brushed
  • Muffler Inlet Diameter (in): 3
  • Muffler Inlet Location: Centered
  • Muffler Material: 409S Stainless Steel
  • Muffler Outlet Diameter (in): 2.5
  • Muffler Outlet Location: Dual Outlet
  • Muffler Overall Length (in): 20
  • Muffler Part Number: Kit Only
  • Muffler Quantity: 1
  • Muffler Series: FlowFx
  • Muffler Shape: Oval
  • Muffler Type: Absorption
  • Product Type: Exhaust Systems / Kits
  • Single Dual: Dual
  • Sound Level: Moderate/Aggressive
  • System Type: Catback
  • Tip Cut: Angle
  • Tip Diameter (in): 4
  • Tip Edge Style: Cut
  • Tip Finish: Black Ceramic
  • Tip Length (in): 5.25
  • Tip Logo: Laser
  • Tip Material: 304 Stainless
  • Tip Quantity: 2
  • Tip Shape: Round
  • Tip Style: Double Wall
  • Tubing Diameter (in): 3
  • Tubing Material: 409S Stainless Steel
  • Warning: California Proposition 65
Notes:
  • 2014-2019* (*Classic body) Chevrolet Silverado 1500 and GMC Sierra 1500 Crew Cab and Double Cab models with 5.3L engine. Does Not Fit Crew Cab 2WD with 2 Pc Driveshaft

Proposition 65

/!\ warningWARNING: Cancer and Reproductive Harm

https://www.P65Warnings.ca.gov

Vehicle Engine Notes
2016-2018
Chevrolet Silverado 1500
Custom
8 Cylinder 5.3 Liter
  • Dual; Dual Out Side; Incl. 2.5 in. Tubing/Muffler/Dual 4 in. Black Tips; 409 Stainless Steel;50 State Legal / California Emissions Compliant
  • Does Not Fit Crew Cab 2WD w/2 Pc Driveshaft
2014-2018
Chevrolet Silverado 1500
High Country
8 Cylinder 5.3 Liter
  • Dual; Dual Out Side; Incl. 2.5 in. Tubing/Muffler/Dual 4 in. Black Tips; 409 Stainless Steel;50 State Legal / California Emissions Compliant
  • Does Not Fit Crew Cab 2WD w/2 Pc Driveshaft
2015-2018
Chevrolet Silverado 1500
LS
8 Cylinder 5.3 Liter
  • Dual; Dual Out Side; Incl. 2.5 in. Tubing/Muffler/Dual 4 in. Black Tips; 409 Stainless Steel;50 State Legal / California Emissions Compliant
  • Does Not Fit Crew Cab 2WD w/2 Pc Driveshaft
2014-2018
Chevrolet Silverado 1500
LT
8 Cylinder 5.3 Liter
  • Dual; Dual Out Side; Incl. 2.5 in. Tubing/Muffler/Dual 4 in. Black Tips; 409 Stainless Steel;50 State Legal / California Emissions Compliant
  • Does Not Fit Crew Cab 2WD w/2 Pc Driveshaft
2014-2018
Chevrolet Silverado 1500
LTZ
8 Cylinder 5.3 Liter
  • Dual; Dual Out Side; Incl. 2.5 in. Tubing/Muffler/Dual 4 in. Black Tips; 409 Stainless Steel;50 State Legal / California Emissions Compliant
  • Does Not Fit Crew Cab 2WD w/2 Pc Driveshaft
2015-2018
Chevrolet Silverado 1500
SSV
8 Cylinder 5.3 Liter
  • Dual; Dual Out Side; Incl. 2.5 in. Tubing/Muffler/Dual 4 in. Black Tips; 409 Stainless Steel;50 State Legal / California Emissions Compliant
  • Does Not Fit Crew Cab 2WD w/2 Pc Driveshaft
2014-2018
Chevrolet Silverado 1500
WT
8 Cylinder 5.3 Liter
  • Dual; Dual Out Side; Incl. 2.5 in. Tubing/Muffler/Dual 4 in. Black Tips; 409 Stainless Steel;50 State Legal / California Emissions Compliant
  • Does Not Fit Crew Cab 2WD w/2 Pc Driveshaft
2014-2018
GMC Sierra 1500
Base
8 Cylinder 5.3 Liter
  • Dual; Dual Out Side; Incl. 2.5 in. Tubing/Muffler/Dual 4 in. Black Tips; 409 Stainless Steel;50 State Legal / California Emissions Compliant
  • Does Not Fit Crew Cab 2WD w/2 Pc Driveshaft
2014-2018
GMC Sierra 1500
Denali
8 Cylinder 5.3 Liter
  • Dual; Dual Out Side; Incl. 2.5 in. Tubing/Muffler/Dual 4 in. Black Tips; 409 Stainless Steel;50 State Legal / California Emissions Compliant
  • Does Not Fit Crew Cab 2WD w/2 Pc Driveshaft
2014-2018
GMC Sierra 1500
SLE
8 Cylinder 5.3 Liter
  • Dual; Dual Out Side; Incl. 2.5 in. Tubing/Muffler/Dual 4 in. Black Tips; 409 Stainless Steel;50 State Legal / California Emissions Compliant
  • Does Not Fit Crew Cab 2WD w/2 Pc Driveshaft
2014-2018
GMC Sierra 1500
SLT
8 Cylinder 5.3 Liter
  • Dual; Dual Out Side; Incl. 2.5 in. Tubing/Muffler/Dual 4 in. Black Tips; 409 Stainless Steel;50 State Legal / California Emissions Compliant
  • Does Not Fit Crew Cab 2WD w/2 Pc Driveshaft

Who is Flowmaster?

Founded in 1983, Flowmaster is an aftermarket company specializing in manufacturing exhaust systems for various vehicles. This includes classic muscle cars, modern sedans, trucks, jeeps, off-road vehicles, and more. 

It has since revolutionized the industry and has continued its tradition to produce high-quality exhaust parts. Today, Flowmaster has been the go-to brand of many car builders and enthusiasts worldwide and has been the market leader for years.

Pushing the Boundaries of Exhaust Design

Flowmaster has been the pioneer when it comes to developing mufflers that are quiet enough to be used legally on the streets but, at the same time, does not restrict the performance of the engine. This is why more and more people are choosing Flowmaster for their car builds as they can enjoy their vehicles on and off the streets.

An Exhaust For Any Style

The company provides its customers with the ability to choose the type of muffler they want. They offer five sound categories of their exhaust system, from quiet and discrete to something more aggressive and gives that racy sound. They can also choose between 12 designs of chambered mufflers, including their exclusively-designed “laminar-flow” muffler or “straight-through.” 

Passionate Development Team

Flowmaster is composed of people who have years of experience in developing quality exhaust systems. Using the knowledge they acquired over the years, they were able to improve their designs and match it with the ever-growing technological advancement of vehicles today. 

Tried and Tested

With hundreds of installs under its belt, Flowmaster has proven itself to be a brand that delivers what it promised. All their exhaust systems are designed and dyno-tested, making sure that it can maximize your vehicle’s performance once installed.

Purchase Flowmaster at Vivid Racing

If you are in search of an upgrade in your vehicle’s exhaust that would provide you with that distinct sound and improved performance, then Flowmaster is the brand for you. 

They offer a variety of exhaust that would suit any preference. Visit Vivid Racing and check out the Flowmaster exhaust that would fit your needs.

LIMITED WARRANTY:

This catalytic converter is warranted to be free from defects in materials andworkmanship subject to the exclusion and conditions set forth below and subject to the durational limits in this paragraph. This catalytic converter has been designed and manufactured and is warranted to meet federal Environmental Protection Agency emission requirements for 25,000 miles. The stainless steel body and the nipples alone are warranted for 5 years or 50,000 miles, whichever comesfirst. At the conclusion of the 5 year/50,000 mile or 25,000 mile period, whichever is applicable, all liability under this limited warranty shall terminate.

For full warranty information Click Here

Installation Instructions

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Warranty Information

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