Another exhaust question





Loud is subjective. Many people will call my car loud now...but mostly non-sports-car people. I've heard louder. On a scale of 1-10 with open headers being a 10 and 1 being factory, I'm probably up to a 6 on the volume scale. It's in the mellow 3-4 range at idle but get's louder under load.
Peak volume at a high-enough rpm that there's no insult to my ears..or reverberation in the cabin. But, one person's "drone" might be another's musical note.
Mine had drone until I pulled out the muffler. It was a chambered muffer (without packing) similar to FlowMaster construction. Low frequency harmonics were a be-otch. 6th gear driving was annoying when traveling up ANY grade.
Just by removing the muffler, that "drone" is gone. The exhaust is actually louder -- so the loudness-to-drone scale isn't necessarily linear. If I removed the front cats, I'm betting the drone would return -- though the pitch wouldn't change that much.
What I'm trying to say is the pitch your exhaust is tuned to plays a role is how much volume you can tolerate before you might categorize it as "drone". I'm sure an open ****-pit dragster -- running open pipes could be termed having "drone". Again, it's a perceptual thing.
For the OP's car...as quiet as it is, I'm 100% convinced it can be louder and tuned to a frequency where the exhaust isn't annoying.
Loud is subjective. Many people will call my car loud now...but mostly non-sports-car people. I've heard louder. On a scale of 1-10 with open headers being a 10 and 1 being factory, I'm probably up to a 6 on the volume scale. It's in the mellow 3-4 range at idle but get's louder under load.
Peak volume at a high-enough rpm that there's no insult to my ears..or reverberation in the cabin. But, one person's "drone" might be another's musical note.
Mine had drone until I pulled out the muffler. It was a chambered muffer (without packing) similar to FlowMaster construction. Low frequency harmonics were a be-otch. 6th gear driving was annoying when traveling up ANY grade.
Just by removing the muffler, that "drone" is gone. The exhaust is actually louder -- so the loudness-to-drone scale isn't necessarily linear. If I removed the front cats, I'm betting the drone would return -- though the pitch wouldn't change that much.
What I'm trying to say is the pitch your exhaust is tuned to plays a role is how much volume you can tolerate before you might categorize it as "drone". I'm sure an open ****-pit dragster -- running open pipes could be termed having "drone". Again, it's a perceptual thing.
For the OP's car...as quiet as it is, I'm 100% convinced it can be louder and tuned to a frequency where the exhaust isn't annoying.
i measured the sound level of my old car before it was wrecked, and being duals with no cats and flowmaster 40 at 10 feet it measured in a 96dB. This shouldn't be that loud right? either way it's going under the knife tomorrow morning. I will be at the exhaust shop at 9, unfortunately it will be raining all weekend so after leaving there i will just be driving back home to put her up for drier weather. LOL
http://www.magnaflow.com/02product/s...=main&id=10962
I have had one of these in place of the stock resonator for about five years now. Best move I made exhaust wise, to go along with the muffler elims. The difference between this and your x-pipe is that this is a perforated x-pipe with sound absorbing material. It really works to add depth and tone to the exhaust. If after the cat delete, it still doesn't drone. GreggPenn has heard it.





http://www.magnaflow.com/02product/s...=main&id=10962
I have had one of these in place of the stock resonator for about five years now. Best move I made exhaust wise, to go along with the muffler elims. The difference between this and your x-pipe is that this is a perforated x-pipe with sound absorbing material. It really works to add depth and tone to the exhaust. If after the cat delete, it still doesn't drone. GreggPenn has heard it.
http://forums.corvetteforum.com/1583775642-post32.html
http://forums.corvetteforum.com/1583775642-post32.html
I agree with the post you linked to. I paid under $100 for that muffler, and about $100 to have it installed. The trick thing about is that the x-pipe inside has a width of about six inches. Judging from the visible exhaust flow from the rear on cold days, I would say it flows pretty well.
Just need to get the clutch fixed and then I may be on the hunt for some long tubes.
Love cars that are fast yet quiet at cruise and idle..and can dumb down the sound of a cam. Sleepers
I think if it they sold it as a "direct fit" muffler for a Corvette, they would add that $500 Corvette tax.
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