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advice me on BOV/DV Replacement

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Old May 14, 2017 | 01:54 AM
  #1  
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advice me on BOV/DV Replacement

Hey Guys hows it going,

i know this maybe posted a lot but i want to get your ideas since im getting mixed feeling with the old posts.

anyways, when i bought my 2011 GSR it had a HKS SSQV4 VTA . I recirculated it immediately but still for some reason i have no faith in it .

it still jerks the car when lift off from partial throttle.
people seem to recommend the synapse alot but it seems they have the DV and the BOV and all require some sort of adjusting and port configuration and maybe different spring rate and stuff. and actually im not a genius in the BOV world so im looking for something just plug and play, like a stock DV or something but also i want to keep room for upgrades, maybe latter on i will raise the boost or upgrade the turbo. so now im thinking the WORKS DV, cause basically its a stock one that can hold better boost, or if you really recommend the Synapse or Tial QR or any other that require adjusting just tell me how .

Mods List:
AMS CAI
AMS Intercooler and hard pipes
Grimmspeed 3-port EBCS
and well, a catback Exhaust.

im planning to tune the car for 25-26 PSI.

so what do you guys think?

your response is much appreciated.

Last edited by khaled_hourani; May 14, 2017 at 04:00 AM.
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Old May 14, 2017 | 07:50 AM
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I prefer the factory diverter valve. I know it doesn't have engine bay bling factor, but it is really good until you get into high pressure situations (over 30). It is smoother than any aftermarket one I've seen.

The HKS can be difficult to tune for, even with recirc. I'll let others chime in with the best path between synapse and tial.
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Old May 14, 2017 | 09:15 AM
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Thanks for ur reply man, I'm definitely considering the stock one, do u know where i code get it for cheap? I found it in maperformance for over 180$.
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Old May 14, 2017 | 12:12 PM
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I vote for a stock one until you are at a point where the stock one won't do. I've been happy with the forge rs which is adjustable on my new turbo setup. It will also recirculate like the stocker.
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Old May 14, 2017 | 12:27 PM
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Originally Posted by ronaldo9
I vote for a stock one until you are at a point where the stock one won't do. I've been happy with the forge rs which is adjustable on my new turbo setup. It will also recirculate like the stocker.
Mmmm now +2 for the stock. Ok how much boost can it hold?
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Old May 14, 2017 | 12:36 PM
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Originally Posted by khaled_hourani
Thanks for ur reply man, I'm definitely considering the stock one, do u know where i code get it for cheap? I found it in maperformance for over 180$.
Buy it used on the forums or evo FB page!
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Old May 14, 2017 | 12:53 PM
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I have stock BOV sitting here (i have to check where i put it at) I replaced with Tial QRJ, very happy with it. https://www.wtftuned.com/collections...evo-x-ralliart
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Old May 14, 2017 | 01:17 PM
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Originally Posted by khaled_hourani
Mmmm now +2 for the stock. Ok how much boost can it hold?
i've tested a few, they hold 28-30 psi uncrushed. Get a used stock valve.
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Old May 14, 2017 | 01:35 PM
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Originally Posted by DontStopMe
i've tested a few, they hold 28-30 psi uncrushed. Get a used stock valve.
Thats actually sounds great, makes me wonder why would anyone replace the stock DV.
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Old May 14, 2017 | 02:26 PM
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Originally Posted by khaled_hourani
Thats actually sounds great, makes me wonder why would anyone replace the stock DV.
Ricers
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Old May 14, 2017 | 09:55 PM
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Originally Posted by 4G63_EVO
Ricers
Passhhhooot.... psssssssshhhooott Sounds fast doesn't it
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Old May 14, 2017 | 10:01 PM
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I prefer the TiAL QR with the 6psi spring. Holds more boost than stock and I have 0 flutter, bucking, or drivability issues.
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Old May 15, 2017 | 12:24 AM
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Originally Posted by 4G63_EVO
Ricers
hahahaha well the previous owner of my car most certainly was, running HKS SSQV4 vta, that b*** was LOUUUUUD
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Old May 15, 2017 | 12:25 AM
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Anybody tried the WORKS DV?
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Old May 15, 2017 | 08:15 AM
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Originally Posted by khaled_hourani
Anybody tried the WORKS DV?
It's a oem metal valve with a stiffer spring. Honestly for the price I would get a TiAL
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