Skip to content

RAD POWERSPORTS ~ RAD MOTOSPORTS

What Type of vehicle

Skip to product information
1 of 5

Flowmaster American Thunder Cat Back Exhaust System 817541

Regular price
$946.01
Regular price
$1,163.59
Sale price
$946.01

Product Features

  • Mandrel Bent 16 Gauge 409 Stainless Tubing
  • Includes Hangers And Hardware For Easy Installation
  • Dyno Tuned for Maximum Performance
  • Premium Flowmaster Quality
  • 3 Year Limited Warranty
  • Made in the USA
  • American Thunder Cat Back Exhaust System
  • Dual
  • Dual Rear Same Side Exit
  • 4.0 in. Dia.
  • Incl. 3.5 in./3.0 in. Tailpipes/Super 50 Delta Flow Mufflers/4.0 in. Polished Tips;
Flowmaster American Thunder Cat Back Exhaust System 817541Flowmaster American Thunder Cat Back Exhaust System 817541Flowmaster American Thunder Cat Back Exhaust System 817541Flowmaster American Thunder Cat Back Exhaust System 817541
Flowmaster's new American Thunder Cat-back exhaust system for the 2011-2019 Chevy Silverado and GMC Sierra 2500HD/3500HD trucks with 6.0L V8 is perfect for the person looking for a moderate to aggressive sound level inside and outside of the truck, with all of the performance benefits that you would expect from Flowmaster. Designed for the Crew Cab, Standard Bed (6.5 ft.) models only, this bolt-on, emissions-legal system features a stainless steel 50 Series HD muffler and dual 3.00 in. DOR/S (Dual Out Rear/ Dual Out Side) stainless steel mandrel bent tailpipes. The system is finished off with beautifully polished 4.00 in. stainless steel tips. The exhaust system is covered by Flowmaster's Lifetime Limited Warranty. Designed for an easy fit, this system includes all necessary parts and hardware for installation.Warranty Information:Limited LifetimeCalifornia Proposition 65 Chemical Name 1: Nickel (metallic)California Proposition 65 Chemical Name 2: Chromium (hexavalent compounds)Exhaust Series: American ThunderExhaust Type: DualExit Position: Dual Rear Same SideExit Style: StraightHeat Shield Attached: NoInlet Diameter: 3.500 in.Inlet Inside Diameter: 4.000 in.Material: Stainless SteelMuffler Count: 1Muffler Part Number: Kit OnlyMuffler Series: 50 Series HDOutlet Diameter: 3.000 in.Outlet Outside Diameter: 4.000 in.Single or Dual: DualSound Level: Moderate/AggressiveSystem Type: Cat BackTail Pipe Diameter: 3.000 in.Tip Diameter: 4.000 in.Tip Length: 13.000 in.Tip Quantity: 2Title: Flowmaster 817541 Cat-back System 409S - Dual Rear/Side Exit-American Thunder-Moderate/AggressiveTubing Diameter: 4.000 in.WARNING CA Proposition 65: YesWARNING CA Proposition 65 Message: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov