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Old Sep 7, 2004 | 10:23 AM
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Default JWT popcharger vs. regular air intake

Which one will give better performance, any pro's and cons's would be appreciated. Thanks
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Old Sep 7, 2004 | 10:35 AM
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theres a post like this everyday about which cai is the best or about aftermarket vs stock. plz search, your answers are there.
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Old Sep 7, 2004 | 09:26 PM
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Default Re: JWT popcharger vs. regular air intake

Originally posted by dmh350z
Which one will give better performance, any pro's and cons's would be appreciated. Thanks
The stock system. It draws air from in front of the radiator support, so it isn't sucking in hot engine compartment air. It is a low restriction design, and it is quieter too.

OTOH, the Popcharger is loud. So if noise is what you're looking for, then it is the way to go.
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Old Sep 7, 2004 | 09:35 PM
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Just got my popcharger today, so to early to tell but I will post later with my thoughts!
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Old Sep 8, 2004 | 12:18 AM
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I had the popcharger and removed it.....I Adapted a K&N filter (with "X-Stream top) and used the JWT bracket to hold it. It seems to have more OOMPH with MY design. Furthermore, The K&N has No Metal on the filter (keeps it cooler) and is about 2" longer than the JWT, positioning it almost ON the Stock cool air Inlet.

and one more thing..The JWT heatshield does absolutely Nothing but Add weight.

BTW. The stock system IS a good design, However if youd research you would know: the highest flowing Panel filter you can find has LESS airflow than a GENERIC Cone filter...a K&N Cone filter has more than double the air flow (capacity) of a K&N panel filter.
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Old Sep 8, 2004 | 12:28 AM
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is the sound of the popcharger really that noticeable?
if so..at what RPM?
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Old Sep 8, 2004 | 12:59 AM
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if youre being serious.....lol

It makes a Whistle noise between 2500-3500 rpms with a certain amount of throttle applied...and @ WOT, it "Growls" above 4500.
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Old Sep 8, 2004 | 01:00 AM
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Originally posted by AceJ587
BTW. The stock system IS a good design, However if youd research you would know: the highest flowing Panel filter you can find has LESS airflow than a GENERIC Cone filter...a K&N Cone filter has more than double the air flow (capacity) of a K&N panel filter.
Yep, but even the K&N panel filter has enough flow capacity to feed a big 6 liter V8 with all the air it wants. For a little 3.5 liter V6, it is way overkill. The cone filters are just ridiculously over-sized for our NA engines.
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Old Sep 8, 2004 | 01:06 AM
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Originally posted by shopdog
Yep, but even the K&N panel filter has enough flow capacity to feed a big 6 liter V8 with all the air it wants. For a little 3.5 liter V6, it is way overkill. The cone filters are just ridiculously over-sized for our NA engines.
I agree to a certain extent...If you wish to stay stock, a K&N dropin is MORE than enough. If you mod, whether it is light, or heavy, You MUST upgrade the intake system.

I dont necessarily agree with the last part. The K&N Cone filter Im using is only 6" in diameter and 6.6" Long, not Oversized by any means, IMO.

a panel filter will be sufficient to feed almost any NA or stock engine, but upgrading eases the effort the motor is making to breath.
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Old Sep 8, 2004 | 07:05 AM
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I recently added a POP charger. Happy with it.
Like the sound over 4K RPM's,
like the looks,
high quality,
easy install,
relatively inexpensive mod.

Supposedly adds 6.5 horse power. Can not feel additional power.
Attached Thumbnails JWT popcharger vs. regular air intake-dsc00393.jpg  
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Old Sep 8, 2004 | 07:06 AM
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Originally posted by Bill d
I recently added a POP charger. Happy with it.
Like the sound over 4K RPM's,
like the looks,
high quality,
easy install,
relatively inexpensive mod.

Supposedly adds 6.5 horse power. Can not feel additional power.
Another PIC:
Attached Thumbnails JWT popcharger vs. regular air intake-dsc00392.jpg  
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Old Sep 8, 2004 | 01:10 PM
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Originally posted by AceJ587
I had the popcharger and removed it.....I Adapted a K&N filter (with "X-Stream top) and used the JWT bracket to hold it. It seems to have more OOMPH with MY design. Furthermore, The K&N has No Metal on the filter (keeps it cooler) and is about 2" longer than the JWT, positioning it almost ON the Stock cool air Inlet.
Hey AceJ, me and my cousin are planning on making one of these DIY short ram intakes for his Z. I'm wondering what you used as the MAF adaptor. We are thinking of getting a Berk Technologies adaptor for around $20, but there are some for $3-5 on ebay. Just wondering what you used. Oh...and any pics of your setup?
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Old Sep 8, 2004 | 02:27 PM
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Default Re: JWT popcharger vs. regular air intake

Originally posted by dmh350z
Which one will give better performance, any pro's and cons's would be appreciated. Thanks

go to www.hopupracing.com and get one of those typhoon k&n intakes. Those things are awesome. I think that is what I am going to . If you want I will sell you mine for $75 including the spray lubricant. I have never used the lubricant charger has about 4000 miles on it.

PS. I will pay for the shipping.

Last edited by zorrocar1; Sep 8, 2004 at 02:30 PM.
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Old Sep 8, 2004 | 02:36 PM
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Originally posted by MrGoingdown305
Hey AceJ, me and my cousin are planning on making one of these DIY short ram intakes for his Z. I'm wondering what you used as the MAF adaptor. We are thinking of getting a Berk Technologies adaptor for around $20, but there are some for $3-5 on ebay. Just wondering what you used. Oh...and any pics of your setup?
I actually bought TWO different adaptors off Ebay... This is the one I ended up favoring: http://cgi.ebay.com/ws/eBayISAPI.dll...sPageName=WDVW

I highly recommend it..Quality is Good, and fitment is perfect. It also comes with a P.O.S. complimentary filter which you could sale for 5-10 bucks, making half your money back LOL.

The other one on Ebay which is around $10-12, also has perfect fitment and is a tad lighter, but the quality wasnt as good as the other. I'll try to get some pics up soon.
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Old Sep 8, 2004 | 06:05 PM
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Thanks for the info AceJ, i'll be looking foward to the pics
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Old Sep 8, 2004 | 06:34 PM
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JWT POP Charger

Article from:
NissanPerformanceMag.com
By Aaron LaBeau



If you.re into fixing up cars there are all kinds of opinions on what makes a car .cool.. If you.re like us you like to do a lot of research and use methods of deductive reasoning to try and find the parts that make your car faster. Trick graphics, flashy wheels and the in-dash DVD system are cool for show cars or to impress your friends but when it comes to proving all your smack talk nothing does the job like laying down the power.

Our chief technical editor Mike Kojima could go on for paragraphs (as you.ve seen) on just one part of the vehicle like camshafts. Certainly there.s a lot to the valvetrain and to do the area any justice, great explanation is needed in terms non-engineering types can understand. Even without the degree from MIT you.ve probably picked up on HP tricks like cold air intake systems. It.s simple logic: colder air is denser and therefore has more oxygen for combustion. This colder air allows more fuel to burn for more power from the increase in volumetric efficiency. The fuzzy part starts when you start introducing variables like intake pipe diameter and length. The intake pipe diameter and length create pulses in the intake that force the air into the combustion chamber. The trick is getting the right pipe diameter and length for each engine application.

Sometimes air intakes are pretty well designed from the factory and it.s probably not that big of a secret that Nissan spent quite a bit of time getting the cold air intake effect with the 350Z. Instead of re-inventing the wheel Nissan Tuner JWT left the stock intake piping in tact and added one of their performance POP-Charger.s. Each POP-Charger has an aluminum venturi made from CNC machined aluminum. The filter is positioned just behind the factory ram air opening for ideal flow into the intake. They also incorporate a heat shield around the filter to ensure the air entering is cooler than the rest of the air in the engine compartment.

The JWT POP-Charger is also the only high performance filter of it's kind with an assigned California Air Resources Board (C.A.R.B.) Executive Order (E.O.) number, making it a smog legal modification.

Not wanting to mess around we put the car on the dyno immediately and recorded the biggest gains we.ve seen on any 350Z yet: 6.5 hp at the wheels! The driving difference was noticeable, springing a welcomed quickness to redline. To say we were amazed is an understatement. It.s not that we.ve ever been let down by the POP-Charger but it usually gets out-gunned by the fully piped Cold Air Intake. What a welcomed discovery: the most affordable intake modification we.ve tested makes the most power.

In the long run we think a lot of power-hungry 350Z enthusiasts are going to wonder what the best mods are for their car. Like any project, only you, the project owner, can answer that question. What are your power goals? What side effects, such as LOUD exhausts and questionable reliability, can you handle? Are you into the flashy looks or do you want your Z crowned king of the dyno? Will you wait for the parts to be released or can you handle sacrificing for the greater good and donate your car for .prototype. parts? Our priority has always been on power first and JWT.s POP-Charger has proven to us to be a great mod for the new Z.
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Old Sep 8, 2004 | 08:45 PM
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good info...Only ONE problem with the Popcharger element though: The aluminum that is ALL over it, heat soaks like a ****! I'll also Repeat myself from earlier: the heatshield does NOTHING except add weight.

The K&N I use stays cool because there is no type of metal on the element. I also opted for a Longer (than usual) 6.6" element With X-Stream top, which sits pretty much, IN the cool air inlet. a step up from the poopcharger IMO.
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Old Sep 8, 2004 | 08:59 PM
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if youre being serious.....lol
Yes I was being serious!..I really didnt know if the sound was noticeable.

ALso as far as that article. How can we trust an anrticle that claims a 6.5HP gain from a pop charger!>
We all know that Nissan and JWT work together.
Has anyone het done an independent dyno on the JWT pop charger?
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Old Sep 8, 2004 | 09:17 PM
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double post.......
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