Flowmaster
Flowmaster 14-24 RAM 2500 6.4L American Thunder Cat-Back Exhaust System
Why this price?
$1,399.95 is MSRP, the lowest price Flowmaster lets us list it at. Additionally, Pro members get $153.99 back on this part.
$1,399.95 − $153.99 = $1,245.96
Special Order
This part is still available to order. Once you place your order, we’ll submit it directly to Flowmaster, and they’ll ship it straight to you.
Delivery times can vary depending on the brand, so we can’t guarantee an exact arrival date. What we can guarantee is that we’ll stay on top of your order, monitor its progress, and keep you updated until it reaches your door.
Special-order items are typically not kept in stock by most retailers. By ordering through us, your order is placed directly with Flowmaster, assuring you get the part as quickly as possible.
Want to get an estimated delivery timeframe before ordering? Contact us through our contact page, and we’ll be happy to find out for you.
Not sure it fits? Read our tips.
Fitment tips
Fitment can come down to more than year, make and model. Sometimes the sub-model decides, so start with the fitment table below.
- Drive type. If your car is all-wheel drive, make sure the part is for all-wheel drive, not rear-wheel drive.
- Engine size. For engine parts, make sure the engine size on the product matches your engine.
- Transmission. Manual and automatic cars often take different parts.
- Body style. Sedan or hatch, two-door or four-door, cab and bed length on trucks.
Manufacturer data can sometimes have imperfections. Still not sure? We are happy to help.
Send us a message and we will confirm the fit.
Couldn't load pickup availability
The American Thunder® cat-back exhaust system for 2014-2024 Ram 2500 trucks is perfect for the person looking for moderately aggressive interior and aggressive exterior sound levels, with all of the performance benefits that you would expect from Flowmaster®. This bolt-on emissions-legal system fits the Crew Cab Standard Bed/Long Bed and Mega Cab models with a 6.4L engine and coil spring rear suspension. The system features a stainless steel 50 Series HD™ muffler with large 4.00-inch internals. The large dual 3.00-inch stainless steel tailpipes are mandrel-bent to reduce restrictions and maximize performance. The kit has two options for tailpipe exits, either out the sides behind the rear wheels for towing, or straight out the back under the rear bumper. They are finished off with a pair of large 4.00-inch polished stainless steel tips. The exhaust system is covered by our Lifetime Limited Warranty and includes all necessary parts, hardware and easy to follow installation instructions. Note: Fits 149.4, 160.5 and 169.4-inch wheelbases. Does not fit trucks with the optional factory airbag suspension.
- Stainless Steel 50 Series HD Performance Muffler
- Mandrel-bent Stainless Steel Tubing
- Dyno Tuned For Maximum Performance
- Uses the Factory Hanger Locations
- Clears the Factory Spare Tire
- Stainless Steel Construction
- Includes Two Tailpipe Exits
- Lifetime Limited Warranty
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2014-2024 | Ram | 2500 | Big Horn |
| 2014-2024 | Ram | 2500 | Laramie |
| 2014-2015 | Ram | 2500 | Laramie Limited |
| 2014-2021 | Ram | 2500 | Laramie Longhorn |
| 2016-2024 | Ram | 2500 | Limited |
| 2021-2024 | Ram | 2500 | Limited Longhorn |
| 2014-2015,2019-2024 | Ram | 2500 | Lone Star |
| 2014-2016 | Ram | 2500 | Outdoorsman |
| 2014-2024 | Ram | 2500 | Power Wagon |
| 2023-2024 | Ram | 2500 | Rebel |
| 2014-2018 | Ram | 2500 | SLT |
| 2024 | Ram | 2500 | Special Service |
| 2014-2024 | Ram | 2500 | Tradesman |
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