Product Summary

Cat-Back Exhaust System Type, Muffler(s) Included

    See more details

    Key Specs

    MFG. Part #817669
    Exhaust System TypeCat-Back
    Single or DualSingle | Dual Exit
    Exhaust Tubing Diameter2-1/2 Inch
    Exhaust System Kit TypeDirect Fit
    See more specs

    Need To Know

    Quick and Easy Returns

    Return Policy

    Flowmaster 817669 Details

    This Flowmaster American Thunder cat-back exhaust system is custom designed for 2014-2019* (*Classic body) GM Silverado/Sierra 1500 trucks and is perfect for the person looking for a moderate sound level inside the cab area, with an aggressive exterior sound 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 with 4.3L or 5.3L engines 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 40 series muffler and exiting with dual 2.50-inch stainless steel mandrel bent tailpipes. The system uses the factory hanger locations and is finished off with a pair of large 3.50-inch polished stainless steel tips and is covered by our Lifetime Limited Warranty. Designed for an easy fit, this system includes all necessary parts and hardware for installation.

    Features:

  • Aggressive Exterior with Moderate Interior Tone
  • Super 40 Series Performance Muffler
  • Delta Flow Technology
  • Custom Fit for Easy Installation
  • All Stainless Steel Construction
  • Lifetime Limited Warranty
  • Application

    2014-2017 Chevrolet Silverado 1500 325 CID/5.3L V8
    2014-2017 Chevrolet Silverado 1500 4.3L V6
    2014-2017 GMC Sierra 1500 325 CID/5.3L V8
    2014-2017 GMC Sierra 1500 4.3L V6

    Flowmaster 817669 Specifications

    KEY SPECS
    MFG. Part #817669
    BrandFlowmaster
    Exhaust System TypeCat-Back
    Single or DualSingle | Dual Exit
    Exhaust Tubing Diameter2-1/2 Inch
    Exhaust System Kit TypeDirect Fit
    GENERAL
    Exhaust ExitDual Split Rear/Split Side
    Sound LevelModerate/Aggressive
    Muffler(s) IncludedYes
    Muffler Quantity1
    Muffler ConnectionsSingle Inlet | Dual Outlet
    DrivetrainRWD/4WD
    Exhaust Tip IncludedYes
    Exhaust Tip Quantity2
    Exhaust Tip ShapeRound
    Exhaust Tip CutAngle
    Exhaust Tip Edge StyleRolled Edge | Double-Wall
    Exhaust Tip Size3.50"
    Exhaust Tip Length13"
    Exhaust System Material409S Stainless Steel
    Exhaust System FinishNatural
    Exhaust Pipe ColorNatural
    Muffler SeriesSuper 40 Series
    Muffler Material409 Stainless Steel
    Muffler ColorBlack
    Exhaust Tip Material304 Stainless Steel
    Exhaust Tip FinishPolished
    Exhaust Tip ColorNatural
    Inlet QuantitySingle
    Inlet Size3.00"
    Outlet Size2.50"
    Tailpipe Diameter2.5"
    Catalytic Converter(s) IncludedNo
    Hardware IncludedYes
    Heat ShieldNo
    Sold in QuantityKit
    GTIN Code700042030033
    Material TypeStainless Steel
    Exit LocationRear

    Questions & Answers

    Customer Impersonation Script