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🚗 Unleash the roar without the drone – your ride’s new heartbeat awaits!
The Flowmaster Flow FX Muffler (3.00” Center In/Out) offers a perfect balance of moderate, deep exhaust tone and enhanced performance. Built from durable 409S stainless steel with a perforated core and sound-absorbing materials, it reduces back pressure to boost horsepower and torque. Designed for universal fitment with reversible flow paths, it’s an affordable, reliable upgrade for modern trucks, muscle cars, and daily drivers seeking lasting quality and a signature sound.












| ASIN | B08D9RVBBT |
| Automotive Fit Type | Universal Fit |
| Best Sellers Rank | #7,491 in Automotive ( See Top 100 in Automotive ) #2 in Automotive Replacement Exhaust Mufflers |
| Brand | Flowmaster |
| Brand Name | Flowmaster |
| Compatible with Vehicle Type | Car |
| Customer Reviews | 4.7 out of 5 stars 286 Reviews |
| Global Trade Identification Number | 00090127088463 |
| Included Components | Muffler |
| Item Dimensions | 25.1 x 9.9 x 4.3 inches |
| Item Type Name | Muffler |
| Item Weight | 13.82 Pounds |
| Item dimensions L x W x H | 25.1 x 9.9 x 4.3 inches |
| Manufacturer | Flowmaster |
| Manufacturer Part Number | 71249 |
| Manufacturer Warranty Description | 1 Year Limited |
| Material | Stainless Steel |
| Material Type | Stainless Steel |
| Model Number | 71249 |
| Shape | Oval |
| UPC | 090127088463 |
| Unit Count | 1.0 Count |
| Vehicle Service Type | Car |
X**Z
Affordable and reliable
If you’re looking for a good muffler to replace one that is worn out or rusted out, this is really a great muffler gets the job done and it amplifies the sound of your car
S**D
Great piece for the money. They sound great
Aggressive sound when you put your foot in it. Otherwise very mellow
M**D
Good quality
Made my hemi sing.
C**0
Flowmaster fx
Good sounding muffler and made well too. 5.7 jeep grand cherokee.
A**X
Helped quiet down triton v10
Installed a flowmaster 40 to replace the old rotted muffler on a triton v10 motorhome, ended up being the worst sounding exhaust ive ever heard in my life. Ordered this flow fx to install before the 40, helped quiet down the system and make the note bearable.
J**G
Excellent product! 5.7L Hemi sounds fantastic with it!
Muffler sounds great! I had my truck essentially straight piped with the factory catalytic converters on. I couldn’t stand the droning in the cabin and was looking for an inexpensive but effective muffler. This muffler helped reduce the cabin noise significantly and the truck still sounds great. I would highly recommend this product!
R**N
Great sound, easy install
With a couple SS pipe segments, I replaced the factory muffler with this pleasant sound, and for about half the price of the stock replacement.
U**T
Lil quiter
I got 2016 Ram v6. I had super 44 on it. Sounded horrible when accelerating, like one of those low hondas kids drive. This muffler went on like a breeze. Sounds bit quiter, but not alot. Gonna add a resonator after the muffler and see what that does. Nice looking finish to it though lol.
B**N
Great sound but not loud enough to annoy your neighbours.
Installed in place of the stock muffler on an F150 with the Gen 2 Coyote 5.0L. This muffler sounds pretty good, deep rumble, not thin or raspy. It's been on my truck for 2 winters (salt and de-icer exposure) and it still looks good. It has the typical Flowmaster drone but I don't think it's nearly as loud as I remember my previous truck with a Super 40 being. For the price it sounds pretty good and is holding up well so far.
L**Y
Awesome product.
Super happy with this. Sounds awesome. Price is better than anywhere. My neighbors might not be as happy. But it's so much quieter than my old exhaust. Has that cool rumble and no drone on the hwy. My person can actually talk to me when I'm driving........(as if I'm listening lol.)
J**S
Moderate Sound
If you’re looking for pretty mellow and slightly grumbly muffler, I think this is a pretty good option. I threw it on my Ram 1500. Sounds good on cold start and then respectable while driving. Hardly any drone at highway speed. I had a Carven straight thru muffler before it it was an absolute beast. Aggressive AF but the highway drone was obnoxious. The flowmaster is definitely a few steps below but has an all around moderate sound
K**Y
Great fit
Sounds great. A bit quieter than I was hoping but I'm sure it'll get louder over the years. Running with cats and no resonators on my 2010 Tahoe. Absolutely no drone on the highway is a major improvement from my old thrush welded
C**S
Sounds great
Installed the flowmaster fx on my 2020 sierra 5.3 .. easy instal, makes the truck sound great. It was straight piped before and was too loud…. Flowmaster is just right
Trustpilot
3 weeks ago
2 days ago