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Flowmaster's American Thunder Cat-back exhaust system for the 2015-2018 Dodge Charger 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 inch Scavenger X-pipe assembly that runs into a pair of specially built Super 40 Series mufflers. The system uses 3.00 inch mandrel bent tubing for maximum performance and is then finished off with 4.00 inch polished stainless steel tips embossed with the Flowmaster logo. 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 |
| Color | Black Muffler; Natural Tubing |
| Exhaust Series | American Thunder |
| Exhaust Type | Dual |
| Exit Position | Dual Out Rear |
| Exit Style | Straight |
| Heat Shield Attached | No |
| Inlet Diameter | 3.000 in. |
| Inlet Inside Diameter | 3.000 in. |
| Material | 409S Stainless Steel |
| Mount Type | Uses Factory Hangers |
| Muffler Body Shape | Oval |
| Muffler Count | 2 |
| Muffler Part Number | Kit Only |
| Muffler Series | Super 40 Series |
| Outlet Diameter | 3.000 in. |
| Outlet Outside Diameter | 3.000 in. |
| Sound Level | Moderate/Aggressive |
| System Type | Cat Back |
| Tail Pipe Diameter | 3.000 in. |
| Tip Cut | Angle |
| Tip Edge Style | Cut |
| Tip Finish | Polished |
| Tip Length | 5.500 in. |
| Tip Logo | Embossed |
| Tip Quantity | 2 |
| Tip Shape | Round |
| Tip Type | Double Wall |
| Title | Flowmaster 817684 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.
An upgraded exhaust system is one of the easiest modifications that offers an immediate, noticeable performance improvement. Whether you’re cruising an M3 or modding a diesel truck, an upgraded exhaust will open up the restrictive factory system, allowing your engine to breathe better and deliver peak power! From lighter weight exhaust headers to improved cat-back systems, to better sounding mufflers, modifying your exhaust setup is a great place to express the character of your ride in a unique and cost effective way. Whatever you’re looking for in a modified exhaust system, we can provide the absolute best systems to make your vision a reality.
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.
The best modders use Wheelwell to build their dream rides.
