Flowmaster's American Thunder Cat-back exhaust system for the 2015-2023 Dodge Challenger SXT is perfect for the person looking for a moderate exterior sound level while maintaining a mild interior sound with all of the performance benefits that you would expect from Flowmaster. This bolt-on cat-back 409S stainless steel system for the 3.6L engine features 2.50-inch mandrel-bent tubing and includes a Scavenger X-pipe crossover for a unique deep sound and maximum power. The dual Super 44 Series mufflers flow into dual 2.50-inch mandrel-bent tailpipes which are finished off with tuned resonators and stainless steel tips that exit within the rear bumper valance. The exhaust system is covered by our Lifetime Limited Warranty, is designed for an easy fit and includes all necessary parts and hardware for installation.
Features:
- Dyno Tuned For Maximum Performance
- Exclusive Scavenger X-pipe Crossover
- Uses the Factory Hanger Locations
- Stainless Steel Construction
- Specially Tuned Resonators
- Lifetime Limited Warranty
- Flowmaster Reliability
- Delta Flow Technology
Fits 2015-2023 Dodge Challenger SXT with 3.6L engine.
Installation Notes:
Fits 2015-2023 Dodge Challenger SXT with 3.6L engine.
About Flowmaster
Manufacturer of performance exhaust systems, mufflers, performance 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. Since 1983, Flowmaster is the company you can trust, and has led the industry in offering only the best products you can buy for your vehicles.

Vehicle Fitment:
The Vehicle Fitment Guide is to be used as a general reference. The data has been provided by our suppliers and manufacturers and may contain errors or incorrect data. Always refer to a professional to verify correct fitment for your vehicle.
Make |
Model |
Submodel |
Years |
Engine |
Dodge |
Challenger |
GT |
2017 |
3.6L / 220 / V6 |
Dodge |
Challenger |
GT |
2018 |
3.6L / 220 / V6 |
Dodge |
Challenger |
GT |
2020 |
3.6L / 220 / V6 |
Dodge |
Challenger |
GT |
2021 |
3.6L / 220 / V6 |
Dodge |
Challenger |
GT |
2022 |
3.6L / 220 / V6 |
Dodge |
Challenger |
GT |
2023 |
3.6L / 220 / V6 |
Dodge |
Challenger |
SXT Plus |
2015 |
3.6L / 220 / V6 |
Dodge |
Challenger |
SXT Plus |
2016 |
3.6L / 220 / V6 |
Dodge |
Challenger |
SXT Plus |
2017 |
3.6L / 220 / V6 |
Dodge |
Challenger |
SXT Plus |
2018 |
3.6L / 220 / V6 |
Dodge |
Challenger |
SXT |
2015 |
3.6L / 220 / V6 |
Dodge |
Challenger |
SXT |
2016 |
3.6L / 220 / V6 |
Dodge |
Challenger |
SXT |
2017 |
3.6L / 220 / V6 |
Dodge |
Challenger |
SXT |
2018 |
3.6L / 220 / V6 |
Dodge |
Challenger |
SXT |
2019 |
3.6L / 220 / V6 |
Dodge |
Challenger |
SXT |
2020 |
3.6L / 220 / V6 |
Dodge |
Challenger |
SXT |
2021 |
3.6L / 220 / V6 |
Dodge |
Challenger |
SXT |
2022 |
3.6L / 220 / V6 |
Dodge |
Challenger |
SXT |
2023 |
3.6L / 220 / V6 |