Product images and videos are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.
Exhaust› Exhaust Pipes, Systems and Components
Flowmaster
American Thunder Cat-Back Exhaust System 2008-2014 Dodge Challenger Srt8 With 6.1L Hemi And 6.4L Hemi Engines Aggressive To Moderate Sound Flowmaster
SKU: F00L 817499
Moderate — 2–4 hours
Overview
Show original supplier description
Part #: 817499
For the person who is looking for a complete Cat-back dual exhaust system with an aggressive tone. With easy fit in mind, these systems are mandrel bent for maximum performance and include specially selected mufflers. Delivers an aggressive exterior and moderate interior tone and is well suited to the enthusiast owner. Like all Flowmaster systems, the benefits include improved throttle response, power and mileage. Designed for an easy fit, these systems include all necessary parts and hardware for easy installation.
Features:
- Mandrel Bent 16 Gauge 409 Stainless Tubing
- Dyno tuned for maximum performance
- Includes Hangers And Hardware For Easy Installation
- Includes hangers and hardware for easy installation
- Dyno Tuned for Maximum Performance
- Moderate to Aggressive Sound Exterior Exhaust Tone
- Premium Flowmaster Quality
- Mandrel bent 16 gauge stainless steel tubing
- 3 Year Limited Warranty
- Made in the USA
American Thunder Cat Back Exhaust System | Dual | Dual Rear Exit | Incl. 3.0 in. Tubing/Super 40 Series (TM) Mufflers/Scavenger X-Pipe/4.0 in. Logo Embossed Stainless Tips
This product may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
Vehicle Symptoms
- Stock exhaust too quiet
- Want more aggressive exhaust note
- Looking for better throttle response
- Exhaust drone at highway speeds
- Want to improve HEMI sound
Relevant Conversations
- Flowmaster American Thunder Challenger SRT8 review
- Best cat-back exhaust for 2012 Challenger 392
- How to install Flowmaster cat-back on 2008 Challenger
- Flowmaster vs Borla Challenger SRT8 comparison
- Challenger exhaust upgrade sound clips before after
- Flowmaster 817499 install time and difficulty
- Will Flowmaster cat-back fit 2014 Challenger SRT8
- HEMI exhaust mods 6.4L loudest options
- Dodge Challenger exhaust drone fix aftermarket
- Flowmaster Super 40 series sound on 392 HEMI
Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.
Fitment
Fitment Guaranteed
Don’t gamble
on fit.
Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | Flowmaster |
| Part Number | F00L 817499 |
About MOTORMIA
Buy with Confidence
Returns & Fitment
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
View Full Return PolicyShipping
Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.
Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.
View Full Shipping Policy