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Flowmaster Outlaw Cat-Back Exhaust System 817689

Flowmaster Outlaw Cat-Back Exhaust System 817689
Flowmaster Outlaw Cat-Back Exhaust System 817689Flowmaster Outlaw Cat-Back Exhaust System 817689Flowmaster Outlaw Cat-Back Exhaust System 817689
$1,704.99 ea
NEWARRIVING SOONEstimated Ship Date 08/27/2025 (If Ordered Today)48 Available from HOLLEY PERFORMANCE PRODUCTS as of 08/09/2025
Model: 4005410
Select a Vehicle or refer to the Vehicle Fitment Tab below to verify that this part fits your vehicle.
OVERSIZE 2
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[More Info]
This Flowmaster Outlaw cat-back exhaust system is custom designed for 2014-2019* (*Classic body) GM Silverado/Sierra 1500 trucks with the 4.3L or 5.3L engine and is perfect for the person looking for an aggressive interior and exterior sound levels with all of the performance benefits that you expect from Flowmaster. This bolt-on emissions-legal system is for the Crew Cab and Double Cab models and comes with your choice of tailpipe exits, either dual out the rear under the bumper, or dual out the sides behind the rear tires. System features include stainless steel mandrel bent tubing flowing into a Super 10 series muffler and exiting with dual 3.00-inch stainless steel mandrel bent tailpipes. The system uses the factory hanger locations and is finished off with a pair of large 4.00-inch black ceramic coated stainless steel tips. The exhaust system is covered by our Lifetime Limited Warranty. Designed for an easy fit, this system includes all necessary parts and hardware for installation.
Features:
  • Dual Out The Rear or Dual Out The Side Exit Options
  • Large 4.00-inch Black Ceramic Coated Tips
  • All Stainless Steel Construction
  • Uses Factory Hanger Locations
  • Super 10 Performance Muffler
  • Lifetime Limited Warranty
  • Deep Aggressive Sound
  • Easy Installation
"Does Not Fit Crew Cab 2WD with 2 Pc Driveshaft.
Installation Notes:
"Does Not Fit Crew Cab 2WD with 2 Pc Driveshaft.
About Flowmaster

Manufacturer of performance exhaust systems, mufflers, performance air intakes, turbo boost modules, catalytic converters, race mufflers, headers and numerous exhaust accessories for late model cars, trucks, off-road, Jeeps, SUV’s, classic muscle cars, powersports vehicles and more. Flowmaster® gives you lots of exhaust choices with 12 designs of chambered mufflers, 3 styles of our exclusive “laminar-flow” mufflers and a new line of FlowFX “straight-through” performance mufflers, along with 5 sound categories of exhaust systems, giving you the customer, the power to custom tailor the sound of your vehicle whether you prefer mild, moderate or aggressive tones and sound levels. Since 1983, Flowmaster is the company you can trust, and has led the industry in offering only the best products you can buy for your vehicles.

Downloads:

Download Name File Size
fm_warranty_general.pdf88.58KB
817689.pdf462.67KB

Videos:

Vehicle Fitment:

The Vehicle Fitment Guide is to be used as a general reference. The data has been provided by our suppliers and manufacturers and may contain errors or incorrect data. Always refer to a professional to verify correct fitment for your vehicle.
Make Model Submodel Years Engine Fitment Notes
Chevrolet Silverado 1500 LD Custom 2019 5.3L / 325 / V8
Chevrolet Silverado 1500 LD LT 2019 5.3L / 325 / V8
Chevrolet Silverado 1500 LD WT 2019 5.3L / 325 / V8
Chevrolet Silverado 1500 Base 2014 4.3L / 262 / V6
Chevrolet Silverado 1500 Base 2016 4.3L / 262 / V6
Chevrolet Silverado 1500 Custom 2016 5.3L / 325 / V8
4.3L / 262 / V6
Chevrolet Silverado 1500 Custom 2017 5.3L / 325 / V8
4.3L / 262 / V6
Chevrolet Silverado 1500 Custom 2018 5.3L / 325 / V8
4.3L / 262 / V6
Chevrolet Silverado 1500 High Country 2014 5.3L / 325 / V8
Chevrolet Silverado 1500 High Country 2015 5.3L / 325 / V8
Chevrolet Silverado 1500 High Country 2016 5.3L / 325 / V8
Chevrolet Silverado 1500 High Country 2017 5.3L / 325 / V8
Chevrolet Silverado 1500 High Country 2018 5.3L / 325 / V8
Chevrolet Silverado 1500 LS 2015 4.3L / 262 / V6
5.3L / 325 / V8
Chevrolet Silverado 1500 LS 2016 4.3L / 262 / V6
5.3L / 325 / V8
Chevrolet Silverado 1500 LS 2017 4.3L / 262 / V6
5.3L / 325 / V8
Chevrolet Silverado 1500 LS 2018 4.3L / 262 / V6
5.3L / 325 / V8
Chevrolet Silverado 1500 LTZ 2014 5.3L / 325 / V8
Chevrolet Silverado 1500 LTZ 2015 5.3L / 325 / V8
Chevrolet Silverado 1500 LTZ 2016 5.3L / 325 / V8
Chevrolet Silverado 1500 LTZ 2017 5.3L / 325 / V8
Chevrolet Silverado 1500 LTZ 2018 5.3L / 325 / V8
Chevrolet Silverado 1500 LT 2014 4.3L / 262 / V6
5.3L / 325 / V8
Chevrolet Silverado 1500 LT 2015 4.3L / 262 / V6
5.3L / 325 / V8
Chevrolet Silverado 1500 LT 2016 4.3L / 262 / V6
5.3L / 325 / V8
Chevrolet Silverado 1500 LT 2017 4.3L / 262 / V6
5.3L / 325 / V8
Chevrolet Silverado 1500 LT 2018 4.3L / 262 / V6
5.3L / 325 / V8
Chevrolet Silverado 1500 SSV 2015 5.3L / 325 / V8
Chevrolet Silverado 1500 SSV 2016 5.3L / 325 / V8
Chevrolet Silverado 1500 SSV 2017 5.3L / 325 / V8
Chevrolet Silverado 1500 SSV 2018 5.3L / 325 / V8
Chevrolet Silverado 1500 WT 2014 4.3L / 262 / V6
5.3L / 325 / V8
Chevrolet Silverado 1500 WT 2015 4.3L / 262 / V6
5.3L / 325 / V8
Chevrolet Silverado 1500 WT 2016 4.3L / 262 / V6
5.3L / 325 / V8
Chevrolet Silverado 1500 WT 2017 4.3L / 262 / V6
5.3L / 325 / V8
Chevrolet Silverado 1500 WT 2018 4.3L / 262 / V6
5.3L / 325 / V8
Chevrolet Silverado 1500 2014 5.3L / 325 / V8
Chevrolet Silverado 1500 2015 5.3L / 325 / V8
Chevrolet Silverado 1500 2016 5.3L / 325 / V8
Chevrolet Silverado 1500 2017 5.3L / 325 / V8
Chevrolet Silverado 1500 2018 5.3L / 325 / V8 Also fits 2019 Classic model.
GMC Sierra 1500 Limited Base 2019 5.3L / 325 / V8
GMC Sierra 1500 Limited SLE 2019 5.3L / 325 / V8
GMC Sierra 1500 Base 2014 4.3L / 262 / V6
5.3L / 325 / V8
GMC Sierra 1500 Base 2015 4.3L / 262 / V6
5.3L / 325 / V8
GMC Sierra 1500 Base 2016 4.3L / 262 / V6
5.3L / 325 / V8
GMC Sierra 1500 Base 2017 4.3L / 262 / V6
5.3L / 325 / V8
GMC Sierra 1500 Base 2018 4.3L / 262 / V6
GMC Sierra 1500 Denali 2014 5.3L / 325 / V8
GMC Sierra 1500 Denali 2015 5.3L / 325 / V8
GMC Sierra 1500 Denali 2016 5.3L / 325 / V8
GMC Sierra 1500 Denali 2017 5.3L / 325 / V8
GMC Sierra 1500 SLE 2014 5.3L / 325 / V8
4.3L / 262 / V6
GMC Sierra 1500 SLE 2015 5.3L / 325 / V8
4.3L / 262 / V6
GMC Sierra 1500 SLE 2016 5.3L / 325 / V8
4.3L / 262 / V6
GMC Sierra 1500 SLE 2017 5.3L / 325 / V8
4.3L / 262 / V6
GMC Sierra 1500 SLE 2018 4.3L / 262 / V6
GMC Sierra 1500 SLT 2014 5.3L / 325 / V8
GMC Sierra 1500 SLT 2015 5.3L / 325 / V8
GMC Sierra 1500 SLT 2016 5.3L / 325 / V8
GMC Sierra 1500 SLT 2017 5.3L / 325 / V8
GMC Sierra 1500 2014 5.3L / 325 / V8
GMC Sierra 1500 2016 5.3L / 325 / V8
GMC Sierra 1500 2017 5.3L / 325 / V8
GMC Sierra 1500 2018 5.3L / 325 / V8 Also fits 2019 Classic model.

Specifications:

California Proposition 65 Chemical Name Chromium (hexavalent compounds), Nickel (Metallic)
California Proposition 65 Required Yes
Catalytic Converter Included No
Color Black
Emission Code 5
Exhaust Series Outlaw
Exit Position Dual Out Rear / Dual Out Side
Heat Shield No
Inlet Diameter (in) 3
Material 409 Stainless Steel
Mount Type Flanged
Muffler Part Number Kit Only
Muffler Quantity 1
Muffler Series Super 10 Series
Muffler Type Welded Baffle
Outlet Diameter (in) 3
Part Type Exhaust System Kit
Product Type Exhaust System
Proposition 65 www.P65Warnings.ca.gov
Shape Oval
Single Dual Dual
Sound Level Aggressive
System Type Cat-back
Tip Cut Angle
Tip Diameter (in) 4
Tip Edge Style Cut
Tip Finish Black and Ceramic
Tip Length (in) 13
Tip Logo Embossed
Tip Material Stainless Steel
Tip Quantity 2
Tip Shape Round
Tubing Diameter (in) 3
Warranty Limited Lifetime (Lifetime)

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