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Hogan Catless Downpipe with No Mufflers!

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Old 06-02-2010, 07:12 PM
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Default Hogan Catless Downpipe with No Mufflers!

Just picked up the Hogan catless downpipe and am wondering how ridiculously loud my Impala is going to sound with that downpipe, no mufflers (I had them replaced with straight pipes) and just the stock resonator.

Has anyone run this combo before?

I assume I'll need to buy mufflers, but I'm just wondering what to expect!
Old 06-02-2010, 07:18 PM
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That's gonna sound like a rape ape,can't wait to hear it. Post vids....
Old 06-02-2010, 07:27 PM
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Better get some hearing protection!
Old 06-02-2010, 07:28 PM
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And i hope you have the dod deactivated! What.....?
Old 06-02-2010, 07:47 PM
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i have pretty much the same set up but i have the flowmaster 44s and its not too bad. a little rattle here and there inside the cabin lol but thats about it. just have dod disable. i cant wait till mine is disabled cuz it sounds like **** in 4 cyl mode

Edit: I dont have a resonator. Dont know if you do or not

Last edited by monte_with_a_LS4; 06-02-2010 at 08:35 PM.
Old 06-02-2010, 08:07 PM
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It's gonna sound unrefined and RASPY but the resonator might help with some of that rasp. Even so it will be super loud and you will be buying mufflers immediately, I'm thinking.
Old 06-02-2010, 08:58 PM
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Check out my vids I've posted...LOUD as **** and hell of raspy. I've left the cutout open for the last 1-2 months in a row as I've gotten used to the sickness of it.
Old 06-03-2010, 01:28 PM
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i dont think its going to be that huge of a difference. the only thing your doing is getting rid of the cat. you still have your res so i dont see why it would be raspy. itll be louder but not insane.



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