SKU: 84271350129

2019-2026 Chevrolet Silverado Cat-Back Exhaust Flowmaster Stainless

$584.98 $649.98
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  • USA
  • CAN

Ships within 48 hours · Estimated delivery Aug 27 - Sep 1

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Description

2019-2026 Chevrolet Silverado Cat-Back Exhaust Flowmaster StainlessOverview: This Flowmaster American Thunder Cat back exhaust system is perfect for the person looking for deep, powerful sound outside the vehicle with a little growl inside the cab. This emissions legal system is for 2WD & 4WD 2019 2026 GM 1500 trucks (new body style) with the 5. 3L engine and factory single exhaust. System features include full stainless steel construction, a single in dual outlet Super 40 Series muffler and mandrel bent dual 2. 50

Overview:

This Flowmaster® American Thunder® Cat-back exhaust system is perfect for the person looking for deep, powerful sound outside the vehicle with a little growl inside the cab. This emissions-legal system is for 2WD & 4WD 2019-2026 GM 1500 trucks (new body style) with the 5.3L engine and factory single exhaust. System features include full stainless steel construction, a single in/dual outlet Super 40® Series muffler and mandrel-bent dual 2.50-inch stainless steel tailpipes for maximum performance and a deep sound. Maximum dyno gains of 21 hp and 23 lb.ft. at the rear wheels. This bolt-on system utilizes the factory hanger locations and includes your choice of tailpipe exits, either dual out the rear exiting under the bumper, or dual out the side behind the rear wheels to help prevent blowing exhaust on your boat or trailer when towing. The system is finished off with a pair of large 3.50-inch double wall polished 304 stainless steel tips. Designed for a perfect fit, the system includes installation instructions and all the necessary hardware for an easy at home installation. Note: Fits 2/4 wheel drive Crew cab and double cab models.

Features:

  • Includes Hangers and Hardware for an Easy Installation
  • Mandrel-bent 16 Gauge Stainless Steel Tubing
  • Connects After Factory Catalytic Converter
  • Mild to Moderate Exterior Exhaust Tone
  • Super 50 Series Performance Muffler
  • Uses the Factory Hanger Locations
  • Includes OEM Style Flex-pipe Joint
  • Polished 304 Stainless Steel Tips
  • Lifetime Limited Warranty
  • Easy Installation

    • Specs:

  • Brand: Flowmaster
  • CARB (California) Compliant: Yes
  • Catalytic Converter Included: No
  • Catalytic Converter Quantity: 0
  • Clamping Type: Flat Band
  • Clamps Included: Yes
  • Emission Code: 5
  • Exhaust Series: American Thunder
  • Exhaust Tip Color: Silver
  • Exhaust Tip Connection: Clamp-On
  • Exhaust Tip Cut: Angled
  • Exhaust Tip Edge: Angle Cut
  • Exhaust Tip Finish: Polished
  • Exhaust Tip Material: 304 Stainless Steel
  • Exhaust Tip Quantity: 2
  • Exhaust Tip Shape: Round
  • Exhaust Tip Wall: Double Wall
  • Exit Style: Dual Out Side
  • Finish: Natural
  • Gasket Or Seal Included: No
  • Grade Type: Performance
  • Hangers Included: Yes
  • Heat Shield Included: No
  • Inlet Type: Clamp-On
  • Main Piping Diameter: 2.5
  • Mount Type: Uses Factory Hangers
  • Mounting Bracket Included: Yes
  • Muffler Body Height: 5
  • Muffler Body Length: 13.5
  • Muffler Body Material: 409 Stainless Steel
  • Muffler Body Shape: Oval
  • Muffler Body Width: 10
  • Muffler Color: Black
  • Muffler Finish: Black High-Temperature Paint Finish
  • Muffler Flanged Inlet: No
  • Muffler Flanged Outlet: No
  • Muffler Included: Yes
  • Muffler Inlet Connection: Slip-Fit
  • Muffler Inlet Inside Diameter: 3
  • Muffler Inlet Location: Center
  • Muffler Inlet Outside Diameter: 3.13
  • Muffler Outlet Connection: Slip-Fit
  • Muffler Outlet Diameter: 2.5
  • Muffler Outlet Location: Dual
  • Muffler Outlet Quantity: 2
  • Muffler Overall Length: 19.5
  • Muffler Part Number: Kit Only
  • Muffler Quantity: 1
  • Muffler Series: Super 40 Series
  • Muffler Type: Reflection
  • Pipe Color: Silver
  • Pipe Material: 409 Stainless Steel
  • Sound Level: Aggressive / Moderate
  • Spring Bolt Kit Included: No
  • Tail Pipe Outlet Outside Diameter: 2.5
  • Tail Pipe Quantity: 2
  • Tail Pipe Tapered Outlet: No
  • Tip Logo: Embossed
  • Type: Cat-Back
  • Valve Included: No
  • Valve Type: Not Applicable
  • Part Number: 817853

    • Applications:

    • 2022-2022 Chevrolet Silverado 1500 LTD 325 CID
    • 2019-2026 Chevrolet Silverado 1500 325 CID
    • 2022-2022 GMC Sierra 1500 Limited 325 CID
    • 2019-2026 GMC Sierra 1500 325 CID

    Emissions:

    • This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.
    Shipping Notes
    • Free Standard Shipping on $100+ Orders to the USA.
    • Except Preorder products are shipped in 48 hours.
    • Delivery to the USA:
    1. Standard Shipping : 3-10 business days
    • If time is of the essence, please consider selecting expedited delivery for faster service.
    Exchange/Return Notes
    • We offer a 30-day return/exchange service after receiving.
    • Final sale items are not eligible for returns or exchanges.
    • To process your return/exchange, please contact us at [email protected]
    • Please click here for more details>>> Return & Exchange Policy
    SKU: 84271350129

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    4.5 ★★★★★
    Based on 17 reviews
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    B
    Ben
    Grantham, US
    ★★★★★ 5
    A Western Shirt That Works as Hard as It Looks
    Size: Medium, Color: Blue
    A Western Shirt That Works as Hard as It Looks This men's western shirt strikes a really solid balance between style and everyday wearability. The cotton-polyester blend fabric keeps things soft and breathable without feeling too heavy, and the exquisite floral embroidery on the turn down collar adds a level of detail that makes it look far more elevated than a basic button down. Whether you're heading to a country concert, a western-themed party, or just pairing it with jeans and cowboy boots on a casual day out, it fits the moment without trying too hard. The versatility here is genuinely one of the stronger selling points. It works just as well at a rodeo or western-themed wedding as it does for everyday casual wear, and the timeless embroidered design means it won't feel dated after a season. Care is simple with machine or hand wash and hang to dry, so it's low maintenance for something that looks this put together. It also makes a thoughtful and practical gift for a husband, boyfriend, or father who appreciates a little western flair in their wardrobe. Just make sure to check the size chart carefully before ordering since sizing can vary with this style of shirt.
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on April 6, 2026
    B
    Verified Purchase
    Buzz
    Natrona Heights, US
    ★★★★★ 5
    Well Made
    Size: X-Large, Color: Navy Blue
    When my husband put this shirt on, the women comment him on how he looks. I have to admit "He looks great in this attractive western shirt." The blue is a nice blue. He bought a black one, too and it is also very well made and nice looking. The sizing was perfect. It is wrinkle resistance, a great fabric thickness and comfortable. Definitely would buy him another if these ever wear out. It is a great value for the money.
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on April 9, 2026
    P
    Verified Purchase
    Punkin's Mommy
    New York, US
    ★★★★★ 5
    Great Quality - Son loves it!
    Size: Large, Color: Black
    I ordered this beautiful Western shirt for my son for Christmas. He loves it so much he wears it once a week. The quality is excellent. The fabric is relatively thick, but not too thick - a nice, sturdy fabric. The embroidery is absolutely beautiful! It looks even better in person. The large fit him true to size, like all his other size large men's button up shirts. There are no loose threads or flaws in the stitching. It looks and feels expensive - well worth every penny of the $40 price. It has held up well in the wash. There has been no fading or shrinking. It is now March and it has been washed once a week since Christmas. (Please note - I don't put it in the dryer. I hang it to dry.) I highly recommend if you are looking for a fancy Western shirt.
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on March 12, 2025
    M
    Verified Purchase
    Marina Maroquin
    Lake Worth, US
    ★★★★★ 5
    Got more than I paid for and am so impressed!
    Size: Medium, Color: Burgundy, Size: Medium, Color: Burgundy
    Absolutely stunning! Great material quality and embroidery work. Every bit the same as those you'd buy at Boot Barn or other western stores for $70 to $100. I'm so impressed!! I purchased these for my son's band (4 shirts for 4 band members) and the band members love them. This saved me so much money. I'm so happy with them and plan to purchase more of these in different colors and styles. The men said they're comfortable and love wearing them.
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on February 25, 2025
    T
    Verified Purchase
    Thegann
    Dallas, US
    ★★★★★ 4
    Size 3XL was correct. Fitted to arm length.
    Size: 3X-Large, Color: Khaki
    Most important- I was hesitant on this as a 3XL from the USA is very different from a 3XL from China. But very glad to report size was perfect! Arm length fitted nicely. So recommended. Very nice product- especially for the price!
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on May 28, 2026

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