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Flowmaster's American Thunder Cat-back exhaust system for the 2015-2019 Dodge Challenger SRT 392 and R/T Scat Pack models with the 6.4L engine, as well as the SRT Hellcat with the 6.2L engine, is perfect for the person looking for an aggressive exterior sound level while maintaining a moderate interior sound with all of the performance benefits that you would expect from Flowmaster. This bolt on 409S stainless steel system features a 3.00" Scavenger X-pipe assembly that runs into a pair of specially built Super 40 Series mufflers. The systems uses 3.00" mandrel bent tubing for maximum performance and then is finished off with 3.50" Quad stainless steel tips that exit within the rear bumper valence. 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.
|Catalytic Converter Included||No|
|Exhaust Series||American Thunder|
|Exit Position||Dual Rear|
|Heat Shield Attached||No|
|Inlet Diameter||1.000 in.|
|Inlet Inside Diameter||3.000 in.|
|Muffler Part Number||Kit Only|
|Muffler Series||Super 40 Series|
|Outlet Diameter||3.000 in.|
|Outlet Outside Diameter||3.000 in.|
|Single or Dual||Dual|
|System Type||Cat Back|
|Tail Pipe Diameter||3.000 in.|
|Tip Diameter||3.500 in.|
|Tip Edge Style||Cut|
|Tip Material||Stainless Steel|
|Tip Type||Double Wall|
|Title||Flowmaster 817739 Cat-back System - 409S - DOR - American Thunder Kit - Mod/Agg Sound|
|Tubing Diameter||3.000 in.|
*Some manufacturer restrictions apply.
Manufacturer of performance exhaust systems, mufflers, cold air intakes, turbo boost modules, catalytic converters, race mufflers, headers and numerous exhaust accessories for late model cars, trucks, off-road, Jeeps, SUV’s, classic muscle cars, powersports vehicles and more. Flowmaster® gives you lots of exhaust choices with 12 designs of chambered mufflers, 3 styles of our exclusive “laminar-flow” mufflers and a new line of FlowFX “straight-through” performance mufflers, along with 5 sound categories of exhaust systems, giving you the customer, the power to custom tailor the sound of your vehicle whether you prefer mild, moderate or aggressive tones and sound levels.
Based in California with 3 warehouses across the country, we’re sending out shipments everyday of the week, even Saturdays. Because your next mod shouldn’t have to wait.
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