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Flowmaster 817477 American Thunder Cat-back Exhaust System 09-21 Dodge Ram 1500

Buy Flowmaster 817477 American Thunder Cat-back Exhaust System 09-21 Dodge Ram 1500
Item: 817477
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Wake up the power and performance of your 5.7L Hemi-powered 2009-2021* (*classic body) RAM 1500 with the American Thunder® Cat-back exhaust system. The system is fully constructed from 16-gauge mandrel-bent stainless steel tubing flowing into a 50 Series HD™ performance muffler with minimal interior drone in the cab, but with a moderately deep aggressive exterior tone. This custom system features dual 2.50-inch mandrel-bent tailpipes finished off with a pair of large 4.00-inch polished stainless steel tips exiting straight out the back under the rear bumper for a muscular look. The system includes all necessary parts and hardware required for an easy installation that you can do at home. Covered with our Lifetime Limited Warranty.


  • For RAM Trucks with Exhaust Cutouts in Rear Bumper
  • Mandrel-bent 16-gauge Stainless Steel Tubing
  • Dual Outlet 50 Series HD Performance Muffler
  • Moderatley Aggressive Exterior Exhaust Tone
  • Polished 4.00-inch Stainless Steel Tips
  • Uses the Factory Hanger Locations
  • Clears the Factory Spare Tire
  • Lifetime Limited Warranty
  • Easy Installation

Flowmaster 817477 American Thunder Cat-back Exhaust System 09-21 Dodge Ram 1500 - Features

Tip Diameter (in) 4
Sound Level Aggressive
Sub model5 5.7L V8 GAS
Series American Thunder
Note 2009-2021* (*Classic Body) RAM 1500 with 5.7L Hemi engine. (See applications below)
Note Fits 2009-2021* (*Classic Body) RAM 1500 with 5.7L Hemi Magnum, 2/4 Wheel Drive, All Wheelbases (Does not fit trucks with factory single exit tailpipe or 2019-2021 New Body.)
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2009||Dodge||Ram 1500, 2010||Dodge||Ram 1500, 2011||Dodge||Ram 1500, 2012||Dodge||Ram 1500, 2013||Dodge||Ram 1500, 2014||Dodge||Ram 1500, 2015||Dodge||Ram 1500, 2016||Dodge||Ram 1500, 2017||Dodge||Ram 1500, 2018||Dodge||Ram 1500, 2021||Dodge||Ram 1500 Classic, 2020||Dodge||Ram 1500 Classic, 2019||Dodge||Ram 1500 Classic, 2018||Ram||1500, 2017||Ram||1500, 2016||Ram||1500, 2015||Ram||1500, 2014||Ram||1500, 2013||Ram||1500, 2012||Ram||1500, 2011||Ram||1500, 2021||Ram||1500 Classic, 2020||Ram||1500 Classic, 2019||Ram||1500 Classic, 2010||Ram||1500, 2009||Ram||1500, 2022||Ram||1500 Classic, 2022||Dodge||Ram 1500 Classic
Sub model
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Sport, Limited, Big Horn, Express, Laramie, Laramie Longhorn, Outdoorsman, R/T, SLT, Tradesman, Lone Star, Special Service, Laramie Limited, Rebel, ST, TRX, TRX4, Warlock, Night Edition
Brand Flowmaster
Dual/Single Dual
Weight 58 lbs
Material 409 Stainless Steel