04-07-2024 | #11 |
Join Date: Feb 2024
Location: Fairfax, VA and Springfield, IL
Posts: 44
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Re: Solution for B&B Exhaust Drone?
What about the addition of mini "bullet" muffler before each of the current mufflers? They are very inexpensive.
Here is one example by Dynomax: https://www.dynomax.com/mufflers/rac...round-623.html Here is a smaller one from Total Flow: https://www.totalflowusa.com/totalfl...inner-diameter
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1990 ZR-1 #299, Bright Red/Red 1998 Z51 Fastback Coupe, A4, Torch Red/Oak Last edited by ZBrink; 04-07-2024 at 10:17 PM. |
04-09-2024 | #12 | |
Join Date: May 2013
Location: Chicago
Posts: 979
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Re: Solution for B&B Exhaust Drone?
Quote:
The new B&B is not in my goals now. If I upgrade my exhaust it will be a 3" titanium system to save weight.
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1993 ZR-1 #211 Yellow On Beige Beast #2 1992 ZR-1 #427 Black On Black *Sold* 1985 L98 Blue On Blue *Sold* |
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04-10-2024 | #13 |
Join Date: Feb 2016
Location: Carterville Illinois
Posts: 849
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Re: Solution for B&B Exhaust Drone?
I would just go with the Maximizer exhaust to hook up to your headers.....It should bolt right up, but I would have it all welded in place instead of using clamps.
Ebay has ZR-1 Maximizer exhaust systems on sale for like $250. That is an incredible price considering they were $1000 last year. |
04-10-2024 | #14 | |
Join Date: Aug 2006
Location: McLean, VA
Posts: 3,721
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Re: Solution for B&B Exhaust Drone?
Quote:
Shipping is $197.77. |
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04-11-2024 | #15 |
Join Date: Feb 2024
Location: Fairfax, VA and Springfield, IL
Posts: 44
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Re: Solution for B&B Exhaust Drone?
After calling a few exhaust companies and looking over Phil's system, I think the easiest and least expensive option overall is to add in two resonators between the x-pipe and the mufflers. This company specifically makes their resonators to eliminate drone depending on application and they match the B&B 304 stainless: https://flasharkracing.com/products/...4-in-diameter?
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1990 ZR-1 #299, Bright Red/Red 1998 Z51 Fastback Coupe, A4, Torch Red/Oak |
04-11-2024 | #16 | |
Join Date: May 2013
Location: Chicago
Posts: 979
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Re: Solution for B&B Exhaust Drone?
Quote:
#IDTS You will be better off #IMO with a used a C4 LT4 exhaust cat back system (2 3/4" vs 2 1/2") and replace the LT4 resonator with a x pipe ane with the x pipe as close to the engine as possible. #size does matter 💯
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1993 ZR-1 #211 Yellow On Beige Beast #2 1992 ZR-1 #427 Black On Black *Sold* 1985 L98 Blue On Blue *Sold* |
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04-11-2024 | #17 | |
Join Date: Feb 2024
Location: Fairfax, VA and Springfield, IL
Posts: 44
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Re: Solution for B&B Exhaust Drone?
Quote:
A used LT4 exhaust would be difficult to source and would be far more expensive.
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1990 ZR-1 #299, Bright Red/Red 1998 Z51 Fastback Coupe, A4, Torch Red/Oak |
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04-12-2024 | #18 | |
Join Date: Jul 2007
Location: Bartlett, IL
Posts: 7,164
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Re: Solution for B&B Exhaust Drone?
Quote:
I have a LT4 system on my car.. I have 2" headers into 3" cats in to the LT4 system. Honestly, if you did anything to the LT4 system it would be to replace the mufflers to give a bit more growl. but overall I have no resonance in my car.
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1990 Corvette ZR-1 #1051 Watson Headers (2" Primary) - Flowmaster Cats - Borla Catback Late Model IH - Plenum Coilovers - 4.10s Custom Interior NCM Lifetime Member #978 |
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