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buzzing sounds while deceletrating

Originally Posted by Footloose301 If its more of a SWOOOOSSHHH sound then thats normal from our engines under deceleration. Ive been really noticing this. I have HFC's, ypipe and exhaust

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buzzing sounds while deceletrating buzzing sounds while deceletrating
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Old 05-18-2012, 09:54 AM   #1 (permalink)
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Originally Posted by Footloose301 View Post
If its more of a SWOOOOSSHHH sound then thats normal from our engines under deceleration.
Ive been really noticing this. I have HFC's, ypipe and exhaust and it sounds like a blow off valve when i let go of the gas. Why does it do this?
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Old 05-19-2012, 05:03 AM   #2 (permalink)
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Ive been really noticing this. I have HFC's, ypipe and exhaust and it sounds like a blow off valve when i let go of the gas. Why does it do this?
I get that too. Best way to describe it is like a really loud aerosol can spraying.
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Old 05-19-2012, 07:44 AM   #3 (permalink)
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I get that too. Best way to describe it is like a really loud aerosol can spraying.
i get that on decel and hard accel, its the HFCs that do it. i need resonated ones.
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Old 05-19-2012, 10:27 AM   #4 (permalink)
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i get that on decel and hard accel, its the HFCs that do it. i need resonated ones.
I've got resonated 18" and it still does it.
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