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-   -   what's a good resonator? (https://www.miataturbo.net/engine-performance-56/whats-good-resonator-63792/)

KasbeKZ Feb 25, 2012 08:51 PM

what's a good resonator?
 
i'm getting a spec miata exhaust at a good price for my n/a, but it has no resonator. i'd like to leave this on year round, so i'll need to weld in a resonator or pre-silencer of some type. i typically hear good tones out of flow through designs that you can see straight through. i don't know though. can you all recommend any decent pre-silencers that will take the harshness out and provide a good tone for a good price?

18psi Feb 25, 2012 08:57 PM

are you looking to completely quiet down or are you trying to retain good flow?
straight through - good flow
chambered/not straight through - best sound suppression

best compromise of both is finding a straight through one that's the biggest in length and diameter that you can fit. or get one of those glass packs which are like 3' long.

there are tons and tons of options

KasbeKZ Feb 25, 2012 09:26 PM

looking to quiet it down just a little bit, and take the harshness out of it. retaining flow is important though. i don't want to give up much just to be quieter.

i figured there were a ton of good options, i just wanted to see if someone had a specific recommendation on a good deal that i couldn't really go wrong with. i'm not in a position to experiment with this resonator and that one.

TorqueZombie Feb 25, 2012 10:14 PM

I don't have one, but I've heard good things about Vibrant Performances resonators. Drop a golf ball strait through and pretty good at taking the harsh out. I've had Magnaflow in the past and they were OK. Straight through and a large amount of internal volume will probably get what you want. The more volume it has internally the better it works, in theory. Some are better than others. $ goes a long way too. Cheap doesn't always get a desired affect.

KasbeKZ Feb 25, 2012 10:31 PM


nice. that'll probably be about as good as it gets. i realize the link i posted was a whole catback, but it just shows that vibrant is a pretty good sounding piece. looks like about $60 for a resonator.

KasbeKZ Feb 26, 2012 05:24 PM

any other suggestions? 2nds for vibrant performance?

Renown Performance Feb 29, 2012 05:38 PM

We are having a sale on the entire vibrant line up. Great quality for the price.

PM us what size and length your looking for. They have two straight through designs.
The standard, and the ultra quite.

http://vibrantperformance.com/catalo...Path=1022_1033

vehicular Feb 29, 2012 05:54 PM

I prefer the long Magnaflows for both performance and sound suppression. Depending on what size the tubing in your system is, I would probably run one of these:

http://www.magnaflow.com/02product/s...e=main&id=9297

or

http://www.magnaflow.com/02product/s...e=main&id=9296

Renown Performance Feb 29, 2012 06:09 PM

Both great products, care them as well! ;)

KasbeKZ Mar 21, 2012 07:59 PM

bumping this
my exhaust is 1 7/8 ID, reportedly 2" OD, and the smallest vibrant resonator is 2 1/4". this is a decent gap. can this be done? will i have to fabricate something? buy something? take it somewhere that can swell the ends? or get a different resonator?

Renown Performance Mar 21, 2012 08:29 PM

Yes you can deff expand the ends that will not be an issue.

KasbeKZ Mar 21, 2012 08:31 PM

you mean an exhaust shop can?

Renown Performance Mar 21, 2012 09:02 PM

Yea absolutely. Are you also still in need of the resonator.

KasbeKZ Mar 21, 2012 09:48 PM

yeah. getting paid sunday so i'll order it monday. is your sale still on? can i get free shipping on it?

Renown Performance Mar 21, 2012 09:55 PM

What length resonator and I am assuming 2.25 ID?

KasbeKZ Mar 21, 2012 10:09 PM

2.25 x 12 i think. it's been a great dilemma, but i think i'll go with 12.

Renown Performance Mar 21, 2012 10:24 PM

I'll ship it free in the lower 48. I got you covered!
Can you please PM me your email?
Anyone else?

KasbeKZ Apr 1, 2012 09:15 AM

great transaction with renown performance.

DocStruthers Apr 3, 2012 02:39 AM

i got a pypes brand from summit or jegs or both i suppose, it really didn't do ish. SO, stay away? =)

muoto Apr 3, 2012 08:14 AM

I’m probably going to get 3.5" (18” long) Vibrant resonator too as I’m not sure if my 3.5” exhaust will pass 95dB limit that we have here with one track. I have big oval 3” magnaflow already but I don’t think it’s going to get me under 95dB…


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