Flow master Denali ??

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Fleetgeo

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i want to put flowmasters on my truck

Anyone know any part numbers or have a link to amazon for a nice sounding exhaust

What's the best flowmaster to get a nice sound out of for a 2001 Denali
 

Back N Black

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Wait . . . you have the more luxurious model Yukon, and you want to cork the exhaust with a terrible flowing cheap muffler?

If you prefer a restrictive flowing exhaust system, go to Amazon.com, search Flowmaster mufflers, then it will give you the option to enter you year, make, and model to verify that it will fit your Yukon. If it does, proceed to checkout.
 

Tonyrodz

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Wait . . . you have the more luxurious model Yukon, and you want to cork the exhaust with a terrible flowing cheap muffler?

If you prefer a restrictive flowing exhaust system, go to Amazon.com, search Flowmaster mufflers, then it will give you the option to enter you year, make, and model to verify that it will fit your Yukon. If it does, proceed to checkout.
I guess you're not a fan of flowmaster!
 

mizzouguy

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I had the american thunder kit 17419 on my 04 tahoe, came with a 50 series muffler on it. I liked how no welding was required and it was a true do-it-yourself kit, no issues. When I lowered the truck the pipe going to the left side outlet wouldnt clear between the body/axle so I went with something else. If you go flowmaster I'd recommend stainless or it'll rust out in a few years.
After that I switched to a magnaflow 3" in/3" 12579 and had a local shop use my factory flange/tailpipe that I still had to make a single side exit system out of all 3" stainless pipe, and still a nice magnaflow tip on it for looks. I really like the sound and the looks.
 

Sasquatch

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Please ignore the "experts" That claim flowmasters are restrictive. Do they make as much horsepower as a flow through design like magnaflow? They don`t but in this dyno muffler comparison test the numbers are very close between all of them and the flowmaster they tested was a 50 series suv muffler. If they tested a 40 series the numbers would have been closer.

The four horsepower difference in the test is on a mildly built engine and on a low performance truck like ours it may be less and you would never feel any difference, Just go with what sound you like. And like mizzouguy said go with stainless.

I wish people would educate themselves before spewing ********.

http://www.mustangandfords.com/parts/m5lp-0212-ford-mustang-muffler-comparison-test/
 
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Fleetgeo

Fleetgeo

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Wait . . . you have the more luxurious model Yukon, and you want to cork the exhaust with a terrible flowing cheap muffler?

If you prefer a restrictive flowing exhaust system, go to Amazon.com, search Flowmaster mufflers, then it will give you the option to enter you year, make, and model to verify that it will fit your Yukon. If it does, proceed to checkout.


Well I understand it's not the top of line exhaust and everybody has their own opinion but it's only temporary until I save up do my Corsa exhaust maybe some headers and I want to cam my truck
 
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Fleetgeo

Fleetgeo

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I just want a exhaust with a deep rich tone and sounds nice while coasting and driving but then again I don't want it to be so loud that it sets people car alarms off lol thanks guys for your help i highly and greatly appreciate it
 

Tonyrodz

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I just want a exhaust with a deep rich tone and sounds nice while coasting and driving but then again I don't want it to be so loud that it sets people car alarms off lol thanks guys for your help i highly and greatly appreciate it
Here's my mbrp. I don't have one on the highway tho.
I think it sounds pretty good.
 

swathdiver

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Why not go to Flowmaster's website and look up your truck and watch the videos for sound?

In my racing days, Flowmaster offered the best performance bang for the buck and quietness compared to the competition. Back then we called them Rustmasters but BBQ paint took care of that and now I think they're stainless.

The one for my application had an exhaust pipe on each side exiting behind each rear wheel. Still one muffler which is all that's needed. If you're like me, you definitely do not want that droning sound in the interior when the truck shifts into its top gears.
 

08HoeCD

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Flowmaster will drone like crazy.

Consider a small-case (14" long) Magnaflow or Black Widow in 300 or 250 series. These mufflers offer lots of tone but minimal drone.
 

Sasquatch

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I have a flowmaster 50 series delta with zero drone at all. The 40`s and smaller is where you will have drone. I can be doing 80 mph with the radio on and still have a conversation with someone in the back seat without raising my voice.
 

Back N Black

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I guess you're not a fan of flowmaster!

Oh God no! :hahano: It seems like that's the only muffler brand anyone has ever heard of. Like 80% of all people advising a muffler say "FLOWMASTER!"
Please ignore the "experts" That claim flowmasters are restrictive. Do they make as much horsepower as a flow through design like magnaflow? They don`t but in this dyno muffler comparison test the numbers are very close between all of them and the flowmaster they tested was a 50 series suv muffler. If they tested a 40 series the numbers would have been closer.

The four horsepower difference in the test is on a mildly built engine and on a low performance truck like ours it may be less and you would never feel any difference, Just go with what sound you like. And like mizzouguy said go with stainless.

I wish people would educate themselves before spewing ********.

http://www.mustangandfords.com/parts/m5lp-0212-ford-mustang-muffler-comparison-test/

Coming from owning a Camaro, Flowmaster was the most hated brand for it's restriction. So, my post was not really ********. I normally keep a pic on my phone that I post everytime someone recommends Flowmaster. Every muffler is going to flow differently between different vehicle models and even two of the same model. You and your buddy might get the same muffler, but show different numbers on the dyno. Ofcourse it IS true that some of their mufflers flow better than others, and Fleetgeo opted for the Super 10 (which from my understanding is a race style muffler). As far as flow, he shouldn't have issues with flow on this one. I just don't care for them. Most of them do sound great, but I just don't take them seriously as a performance muffler.

mufflercomparesht1-jpg.jpg


Fleetgeo, that's cool. I understand it then. I just feel, a classier vehicle deserves a classier muffler. That Corsa definitely fit bill! As would Borla, Magnaflow, and some of the other stainless systems.

Flowmaster will drone like crazy.

Consider a small-case (14" long) Magnaflow or Black Widow in 300 or 250 series. These mufflers offer lots of tone but minimal drone.

+1 on the drone. When I saw his muffler choice in his Amazon shopping cart post. It IS the only Flowmaster muffler that I would consider. The drone wouldn't bother me. I used to run an open cutout on my Camaro for a long time! :hahano::happy107:
 
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01ssreda4

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We have one on the wife's SUV. Gets compliments all the time. DeltaFlow 40 series.
 

93blkongreenpro

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Flowmaster American Thunder dual exit. Sounds good through out the entire from range. At highway speeds at 2k-ish I can hold a convo with the radio on, or off, no nissue. Maybe not someone in the 3rd row. It wakes when you get in it, but sounds good through town. I can't complain about it. It's not "loud" but not factory "quiet" either . 5.3 here. I did replace the tips. 3"is too small on these trucks. 4" on mine. Looking for 5" tips currently.
ede4d0ecc7cdb2c0171628b5f28f774b.jpg


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Tonyrodz

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Flowmaster American Thunder dual exit. Sounds good through out the entire from range. At highway speeds at 2k-ish I can hold a convo with the radio on, or off, no nissue. Maybe not someone in the 3rd row. It wakes when you get in it, but sounds good through town. I can't complain about it. It's not "loud" but not factory "quiet" either . 5.3 here. I did replace the tips. 3"is too small on these trucks. 4" on mine. Looking for 5" tips currently.
ede4d0ecc7cdb2c0171628b5f28f774b.jpg


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Got a sound clip?
 
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I have the 50 series Big Block on my 07 6.2l Yukon Denali Xl w/BB Tune, CAI, stock 3.5" piping and resonator, sounds nice w/great low tone if your looking for a little more sound. My Yukon is 5,800 lbs so I am not gonna bicker and complain over 3-7hp difference In something too heavy to really contend with something smaller and lighter so I went for a specific tone I wanted from my exhaust on a daily basis.

here is the sound clip
 

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