Flowmaster

Flowmaster 817669 American Thunder Cat-back Exhaust System

Compatible with 2014-2019* (*Classic body) GM Silverado/Sierra 1500 4.3L & 5.3L engines.

Part # 817669 Be the first to write a review
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$969.95
Suggested Retail
$1,078.00
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5

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.

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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 in. stainless steel mandrel bent tailpipes. The system uses the factory hanger locations and is finished off with a pair of large 3.50 in. 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
Brand Flowmaster
Emission Code5
Product TypeCat-Back Exhaust Systems
UPC700042030033
Manufacturer Part Number817669
California Proposition 65 Chemical NameChromium (hexavalent compounds)
Nickel (Metallic)
California Proposition 65 RequiredYes
Part Number817669
5

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.
Does Not Fit Crew Cab 2WD with 2 Pc Driveshaft or 2019 New body trucks.
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    *Free Shipping & Handling only offered to the contiguous US on orders over $100, excludes clearance parts and oversized packages.

    Some parts are not legal for use in California or other states with similar regulations.