New Arrivals/Restock

Flowmaster 817669 Cat-back System 409S - Dual Rear/Side Exit - American Thunder - Aggressive Sound

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US$694.70 cheaper than the new price!!

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Used  US$463.13
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Product details

Management number 254408727 Release Date 2026/11/07 List Price US$463.13 Model Number 254408727
Category

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

  • 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
Vehicle fitment type Specific
Vehicle type Car
Muffler type Chambered Mufflers
Brand Flowmaster
Material Stainless Steel
Inlet diameter 3 in
Outlet diameter 2.5 in
Finish Polished
Weight 55.7 lb
Items included Hardware
Has written warranty No
Count 1
Automotive parts division Performance

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