Flowmaster American Thunder Cat-Back Exhaust System
SKU
FFQY-818113
List price
$1,253.95
Price
$937.95

    Fits 2019-2025 Chevrolet/GMC Silverado/Sierra 2.7-Liter, Cat-Back, Dual Out Rear/Side Exit, Stainless Steel Exhaust System

    Features
    • Dual 2.50-inch mandrel bent 16-gauge 409 stainless steel tubing maximizes exhaust flow and improves durability
    • Dual 3.50-inch polished tips exit dual out the rear or side for a custom look
    • Includes complete hardware and factory styled hangers in the stock locations for an easy installation
    • 50 Series Big Block performance muffler delivers a deep, moderate performance tone and improves exhaust flow
    • Flowmaster’s Lifetime Limited Warranty
    • Gain up to 4 hp and 11 lbs-ft of torque at the rear wheels
    • Fits 147-inch and 157-inch wheelbases
    Vehicle Fitment
    2019 Chevrolet Silverado 1500 LT
    2019 Chevrolet Silverado 1500 WT
    2019 Chevrolet Silverado 1500 RST
    2019 GMC Sierra 1500 Base
    2019 GMC Sierra 1500 SLE
    2019 GMC Sierra 1500 Elevation
    2020 GMC Sierra 1500 Base
    2020 GMC Sierra 1500 SLE
    2020 GMC Sierra 1500 Elevation
    2020 Chevrolet Silverado 1500 Custom
    2020 Chevrolet Silverado 1500 LT
    2020 Chevrolet Silverado 1500 WT
    2020 Chevrolet Silverado 1500 RST
    2021 GMC Sierra 1500 Base
    2021 GMC Sierra 1500 SLE
    2021 GMC Sierra 1500 Elevation
    2021 Chevrolet Silverado 1500 Custom
    2021 Chevrolet Silverado 1500 LT
    2021 Chevrolet Silverado 1500 WT
    2021 Chevrolet Silverado 1500 RST
    2022 GMC Sierra 1500 Limited SLE
    2022 GMC Sierra 1500 Limited Pro
    2022 GMC Sierra 1500 Limited Elevation
    2022 Chevrolet Silverado 1500 LTD Custom
    2022 Chevrolet Silverado 1500 LTD LT
    2022 Chevrolet Silverado 1500 LTD WT
    2022 Chevrolet Silverado 1500 LTD RST
    2022 Chevrolet Silverado 1500 LTD Custom Trail Boss
    2022 GMC Sierra 1500 SLE
    2022 GMC Sierra 1500 Pro
    2022 GMC Sierra 1500 Elevation
    2022 Chevrolet Silverado 1500 Custom
    2022 Chevrolet Silverado 1500 LT
    2022 Chevrolet Silverado 1500 WT
    2022 Chevrolet Silverado 1500 RST
    2022 Chevrolet Silverado 1500 Custom Trail Boss
    2022 Chevrolet Silverado 1500 LT Trail Boss
    2023 Chevrolet Silverado 1500 Custom
    2023 Chevrolet Silverado 1500 LT
    2023 Chevrolet Silverado 1500 WT
    2023 Chevrolet Silverado 1500 RST
    2023 Chevrolet Silverado 1500 Custom Trail Boss
    2023 Chevrolet Silverado 1500 LT Trail Boss
    2023 GMC Sierra 1500 SLE
    2023 GMC Sierra 1500 Pro
    2023 GMC Sierra 1500 Elevation
    2024 GMC Sierra 1500 SLE
    2024 GMC Sierra 1500 Pro
    2024 GMC Sierra 1500 Elevation
    2024 Chevrolet Silverado 1500 Custom
    2024 Chevrolet Silverado 1500 LT
    2024 Chevrolet Silverado 1500 WT
    2024 Chevrolet Silverado 1500 RST
    2024 Chevrolet Silverado 1500 Custom Trail Boss
    2024 Chevrolet Silverado 1500 LT Trail Boss
    2025 Chevrolet Silverado 1500 Custom
    2025 Chevrolet Silverado 1500 LT
    2025 Chevrolet Silverado 1500 WT
    2025 Chevrolet Silverado 1500 RST
    2025 Chevrolet Silverado 1500 Custom Trail Boss
    2025 Chevrolet Silverado 1500 LT Trail Boss
    2025 GMC Sierra 1500 SLE
    2025 GMC Sierra 1500 Pro
    2025 GMC Sierra 1500 Elevation
    Brand
    FLOWMASTER
    Category
    Exhaust System Kit
    Specs
    Type: Cat-Back
    Brand: Flowmaster
    Finish: Natural
    Tip Cut: Angle
    Warning: California Proposition 65
    Category: Exhaust
    Material: 409 Stainless Steel
    Tip Logo: Embossed
    Tip Shape: Round
    Tip Style: Double Wall
    part type: Exhaust System Kit
    Exit Style: Dual Out Rear
    Grade Type: Performance
    Inlet Type: Flanged
    Mount Type: Uses Factory Hangers
    Tip Finish: Polished
    Tip Length: 13.00
    Valve Type: Not Applicable
    Single Dual: Dual
    Sound Level: Moderate
    System Type: Cat-back
    Muffler Type: Reflection
    Product Type: Exhaust System
    Sub Category: Exhaust and Tail Pipes
    Tip Diameter: 3.50
    Tip Material: 304 Stainless Steel
    Tip Quantity: 2.00
    Clamping Type: Flat Band
    Emission Code: 5
    Exit Position: DOR/S
    Muffler Color: Black
    Muffler Shape: Oval
    Pipe Material: 409 Stainless Steel
    Exhaust Series: American Thunder
    Muffler Finish: Black High-Temperature Paint Finish
    Muffler Series: 50 Series Big Block
    Tip Edge Style: Cut
    Valve Included: No
    Clamps Included: Yes
    Exhaust Tip Cut: Angled
    Tubing Material: 409 Stainless Steel
    Exhaust Tip Edge: Angle Cut
    Exhaust Tip Wall: Double Wall
    Hangers Included: Yes
    Muffler Material: 409 Stainless Steel
    Muffler Quantity: 1
    Exhaust Tip Color: Silver
    Exhaust Tip Shape: Round
    Exhaust Tip Finish: Polished
    Exhaust Tip Length: 13.00
    Muffler Body Shape: Oval
    Muffler Body Width: 12.00
    Tail Pipe Quantity: 2
    Muffler Body Height: 5.00
    Muffler Body Length: 22.00
    Muffler Part Number: Kit Only
    Exhaust Tip Diameter: 3.50
    Exhaust Tip Material: 304 Stainless Steel
    Exhaust Tip Quantity: 2
    Main Piping Diameter: 2.50
    Exhaust Tip Resonated: No
    Inlet Tubing Diameter: 3.50
    Muffler Body Material: 409 Stainless Steel
    Muffler Flanged Inlet: No
    Exhaust Tip Connection: Clamp-On
    Muffler Flanged Outlet: No
    Muffler Inlet Diameter: 3.50
    Muffler Inlet Location: Center
    Muffler Overall Length: 28.00
    Outlet Tubing Diameter: 2.50
    Exhaust System Kit Type: Cat-Back
    Exhaust Tip Intercooled: No
    Gasket Or Seal Included: No
    Muffler Outlet Diameter: 2.50
    Muffler Outlet Location: Dual
    Muffler Outlet Quantity: 2
    Muffler Inlet Connection: Slip-Fit
    Spring Bolt Kit Included: No
    Tail Pipe Tapered Outlet: No
    Mounting Bracket Included: Yes
    Muffler Outlet Connection: Slip-Fit
    Catalytic Converter Quantity: 0
    Muffler Inlet Inside Diameter: 3.50
    Muffler Inlet Outside Diameter: 3.63
    Tail Pipe Outlet Outside Diameter: 2.50
    California Proposition 65 Required: Yes
    California Proposition 65 Chemical Name: Nickel (Metallic)