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BMW 3-Series (E90 E92) Forum > E90 / E92 / E93 3-series Powertrain and Drivetrain Discussions > N54 Turbo Engine / Drivetrain / Exhaust Modifications - 335i > Just installed Juice Box Stage 2...



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      09-20-2007, 04:13 PM   #45
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Originally Posted by E90Russ View Post
I'll probably head out to Firebird, it's like 10 minutes from my house and they usually are open on Friday nights. I'll PM you before I go.
damn, firebird's further for me....lemme know anyways, maybe i'll be in the mood for a drive down that way...
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      09-21-2007, 05:55 AM   #46
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Quote:
Originally Posted by Slke46 View Post
Congrats on this mod... looks like you've attained some good power.

On another note, by hiding the boost the turbo's are spooling up, would cause the engine internals and turbo over worked causing damage??? The bearings on those small turbos would fail??? Without internal upgrades and increased compression the engine would go kaput? Unless its within the right range... Thats a huge risk, but nothing has happened yet? I guess...
Increased compression? That would cause detonation almost instaneously. It appears there is a great deal of misunderstanding regarding basic turbo mechanics on the forums sometimes.
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      09-21-2007, 08:47 AM   #47
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Originally Posted by Former_Boosted_IS View Post
Increased compression? That would cause detonation almost instaneously. It appears there is a great deal of misunderstanding regarding basic turbo mechanics on the forums sometimes.
Didn't even notice that. Yeah, I think he meant decreased compression?
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      09-21-2007, 09:00 AM   #48
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Quote:
Originally Posted by E90Russ View Post
Didn't even notice that. Yeah, I think he meant decreased compression?

Maybe he was talking about effective compression ratio. I think its derived from:

static cr x ((boost psi/baro psi)+1)

So if you are boosting at twice atmospheric, you are effectively doubling your compression ratio.

Last edited by hotrod182; 09-21-2007 at 11:12 PM..
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      09-21-2007, 11:23 AM   #49
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Originally Posted by Brisk View Post
i cannot begin to explain the lack of basic understanding for some people of turbos and beyond that the understanding of the new 335i engine and components on this forum, its horrible.
You can't explain it because you yourself haven't demonstrated you understand.
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      09-21-2007, 11:30 AM   #50
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Originally Posted by E90Russ View Post
Didn't even notice that. Yeah, I think he meant decreased compression?
Oh, ok my bad there. I was a bit confused with the statement.
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      09-21-2007, 08:11 PM   #51
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Quote:
Originally Posted by E90Russ View Post
You're thinking per tire. I'm talking about tires (plural). I have ~ an extra inch per tire... ~ 2 inches total.


Umm.... No, maybe about 3/4s of an inch total, or just about 3/8's a side...

I'm not your Girlfriend or your wife... I know 10 mils is a LONG WAYS off from 1 inch.

BUT

If you gotta try to work an inch or two in there to feel better, Go ahead...


Playing with ya.
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      09-21-2007, 09:32 PM   #52
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Quote:
Originally Posted by Brisk View Post
im in no mood to sit with a few angry JB members and others to try to correct them and read threw pages of BS.. its not my engine, but like i said, it amazes me.

Man you just don't let up on being so against one thing. The JB does the same as the TT. Tricks a sensor, increases boost. The AF ratio would indicate if there was a lean condition, which it does NOT show in the graphs posted here. The car will pull timing just like stock if it detects detonation.

Also remember the STOCK car will increase boost with altitude from .6 to .8 Bar and the JB1 is well withing that stock setting.
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      09-21-2007, 10:09 PM   #53
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Quote:
Originally Posted by Revlis View Post
Umm.... No, maybe about 3/4s of an inch total, or just about 3/8's a side...

I'm not your Girlfriend or your wife... I know 10 mils is a LONG WAYS off from 1 inch.

BUT

If you gotta try to work an inch or two in there to feel better, Go ahead...


Playing with ya.
Come on man, give me the two inches!


HAHAHAHAHHAHAH
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      09-21-2007, 10:26 PM   #54
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Originally Posted by xedeboy View Post
I suggest we "ban" you unless you can keep your comments on topic.
Holy sh*t if we started doing that, there'd be about 5 people left on the forum. And I sure as hell wouldn't be one of them!
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      09-21-2007, 10:36 PM   #55
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Originally Posted by Brisk View Post
because i dont like a product.... this whole thread is on "topic" i was responding to a off topic comment btw
No, you should post here about your install of JB. See the title.
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      09-21-2007, 11:11 PM   #56
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Originally Posted by Brisk View Post
ya, unsubscribed
So how the horsepower is made, looks great on paper, but doesn't really translate that impressively at the strip?
What are you trying to say? How different types of similiar HP justify different prices? Anyways, amazing how all the JBS2 haters flock to a thread about someones JBS2 install. So far the track record for such a thread ends up with people being ecstatic about the performance of their JBS2 equipped vehicles. So why must all these haters be so determined to diminish these positive reviews?
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      09-22-2007, 01:56 PM   #57
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I'll be attempting the JBS2 install next weekend. I saw that there's an install video available now. Really cool! I feel a bit more comfortable now tackling this...
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      09-22-2007, 02:14 PM   #58
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Link to Dyno and buying info

I'm still trying to grasp the difference bw a TT, this Juicebox, and the ProCede..

All work the same but tweaking at diff levels? TT most basic to ProCede most advanced? If anyone cares to explain thats great otherwise ill keep looking
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      09-22-2007, 02:17 PM   #59
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My buddy works out, diets and is capable of benching 300 lbs. He is well trained in physical fitness. He spends quite a bit of time and dedication to be able to achieve this. He believes this is the right and best way to be able to bench the 300 lbs.

My other buddy uses speed and is also capable of benching 300 lbs. He doesn't exercise or anything but can definitely perform pretty well. He doesn't know much about physical fitness or nutrition but can still bench 300 lbs.
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      09-22-2007, 02:23 PM   #60
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Quote:
Originally Posted by bmwzimmer View Post
My buddy works out, diets and is capable of benching 300 lbs. He is well trained in physical fitness. He spends quite a bit of time and dedication to be able to achieve this. He believes this is the right and best way to be able to bench the 300 lbs.

My other buddy uses speed and is also capable of benching 300 lbs. He doesn't exercise or anything but can definitely perform pretty well. He doesn't know much about physical fitness or nutrition but can still bench 300 lbs.
LOL
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      09-22-2007, 02:26 PM   #61
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Quote:
Originally Posted by bmwzimmer View Post
My buddy works out, diets and is capable of benching 300 lbs. He is well trained in physical fitness. He spends quite a bit of time and dedication to be able to achieve this. He believes this is the right and best way to be able to bench the 300 lbs.

My other buddy uses speed and is also capable of benching 300 lbs. He doesn't exercise or anything but can definitely perform pretty well. He doesn't know much about physical fitness or nutrition but can still bench 300 lbs.
You mean PCP?
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      09-22-2007, 02:45 PM   #62
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Quote:
Originally Posted by Brisk View Post
I dont like the product or the maker, cant i be aganist it or do i have to go with the crowd?.. still interested in peoples tech views/facts as it does deal with the 335i. why are u comparing it to the SSTT.

How can you not like product you have never bought? You're comments never prove anything other than you just don't like Terry. You've never posted anything that shows it's a bad product. So you're comments really just show a lack of understanding and intelligence to be quite frank. You must be bored to spend this much effort trying to be a jerk in peoples post who do like the product.
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      09-22-2007, 02:47 PM   #63
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Quote:
Originally Posted by DrH View Post

I'm still trying to grasp the difference bw a TT, this Juicebox, and the ProCede..

All work the same but tweaking at diff levels? TT most basic to ProCede most advanced? If anyone cares to explain thats great otherwise ill keep looking
Increase turbo boost:

Split Second Turbo Tuner
Pro: Easiest to install and remove of all
Con: Costly for what it does, at $600 list.

JuiceBox Stage 1
Pro: Lease expensive of them all at $179 list.
Con: Almost as difficult to install as the most complex units (see video on www.juicebox.com)



Increase turbo boost and adds additional fuel over ECU map:

Juicebox Stage 2
Pro: Probably the best value mod at $379, impressive results
Con: Almost as difficult to install as the most complex units (see video on www.juicebox.com)



Increases turbo boost, adds fuel, controls ignition timing

Vishnu Procede v.1.47
Pro: Appears to produce the most power of all. Constant upgraded maps coming, v.2.0 available soon for additional $150. Appears to be going through constant upgrades and development.
Con: Probably the most complex to install (but not by much); many reported issues with check engine lights, error codes and limp modes, many times due to install issues; priciest solution;

AA Xede, RD Sport Blackbox, and other units based on Haltech hardware
I don't know too much about these, but they (along with procede) uses hardware from Haltech, but use their own custom maps. I haven't heard of much issues with them in regard to check engine lights, error codes and limp modes, but it could just be that there aren't too many of them sold.

Last edited by Jason; 09-23-2007 at 01:20 PM.. Reason: additional info
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      09-22-2007, 02:50 PM   #64
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Quote:
Originally Posted by bmwzimmer View Post
My buddy works out, diets and is capable of benching 300 lbs. He is well trained in physical fitness. He spends quite a bit of time and dedication to be able to achieve this. He believes this is the right and best way to be able to bench the 300 lbs.

My other buddy uses speed and is also capable of benching 300 lbs. He doesn't exercise or anything but can definitely perform pretty well. He doesn't know much about physical fitness or nutrition but can still bench 300 lbs.
All the other "tuners" started out benching 350?

Your analogy is retarded.
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      09-22-2007, 03:03 PM   #65
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Quote:
Originally Posted by Beer Goggles View Post
All the other "tuners" started out benching 350?

Your analogy is retarded.

Quote:
Originally Posted by Beer Goggles View Post
You must be bored to spend this much effort trying to be a jerk in peoples post who do like the product.
Yeah it's a good thing you're here to calm everybody down.
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      09-22-2007, 03:12 PM   #66
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Re: "pro's" and "con's" of the units. Why is it not a con that JB doesn't provide timing or fuel control? Also, why it is not a con that JB2 runs too rich to compensate for lack of timing control? Running too rich is a safety measure, but constantly running too rich (unburnt fuel) will kill your engine life. Why? The unburnt fuel 1) contaminates the oil and 2) destroys cats. No, I'm not a "hater" and have no agenda against Terry. It would be irresponsible to recommend either version of Juice Box for long-term use. I think it's probably perfectly fine for its design goals - that is, for use at the track and on the dyno.
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