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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 > Cobb or pnp tune like jb4, procede etc



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      03-14-2011, 02:29 PM   #23
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Quote:
Originally Posted by cleex024 View Post
I have not logged either, but seems like cobb is about +80 whp and +110 wtq or so...while the jb+ is about +50-+60 whp and wtq. I am not sure how much of a difference this is and is the cobb really worth paying 900 for while I can get a used jb+ for 150? This is why im asking because im not sure how much of a difference 30 whp makes and how much 50 wtq makes.
In a word yes its worth it. I used the jb+ and then the jb3 then cobb. Its not 900 anyway and the 150 for the jb does not include the ability to check and clear codes. I really don't understand why you would compare a used part with a new one

Harry
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      03-14-2011, 02:44 PM   #24
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Originally Posted by ZTUNER View Post
In a word yes its worth it. I used the jb+ and then the jb3 then cobb. Its not 900 anyway and the 150 for the jb does not include the ability to check and clear codes. I really don't understand why you would compare a used part with a new one

Harry
I am comparing a new one with a used one because I can get a used jb+ while I cant get a used cobb yet. I pretty sure there really isnt any harm you can do to the tunes really once installed correctly. Now wheels you cannot really compare really but tunes I dont think it hurts it too bad.

Anyways, how is the cobb compared to the jb3 and jb+...and would you go back to the piggybacks? And how much is it if its not 900? The site says 895 dollars...is that what you mean?
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      03-14-2011, 02:54 PM   #25
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Quote:
Originally Posted by cleex024 View Post
I am comparing a new one with a used one because I can get a used jb+ while I cant get a used cobb yet. I pretty sure there really isnt any harm you can do to the tunes really once installed correctly. Now wheels you cannot really compare really but tunes I dont think it hurts it too bad.

Anyways, how is the cobb compared to the jb3 and jb+...and would you go back to the piggybacks? And how much is it if its not 900? The site says 895 dollars...is that what you mean?
I saw a used cobb in the the FS section a week back. 895 is msrp. Its available cheaper. I paid significantly less, check with the vendors. Imoa tune is far more important to me than wheels but thats just me.

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      03-14-2011, 03:28 PM   #26
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Originally Posted by ZTUNER View Post
I saw a used cobb in the the FS section a week back. 895 is msrp. Its available cheaper. I paid significantly less, check with the vendors. Imoa tune is far more important to me than wheels but thats just me.

Harry
yeah of course it is...however a used jb+ im sure will work the same as a new one, but a used wheel will most likely not be the same as a new wheel.
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      03-14-2011, 03:41 PM   #27
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Why is this guy still comparing a Jb+ to a Cobb I have no idea....Read my last post.

I give up.
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      03-14-2011, 03:52 PM   #28
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look im just sayin...jb+ is 250 new and cobb is 4x the money, but does not give you 4x the performance. thats all im saying...i know that cobb is a much better tune and you are not just tricking the ecu to give a little more boost...i understand.

Now lets move on...someone mentioned that cobb gives better performance than dinan s3 but i was on their site and its suppose to give 400 hp and 440 tq at the crank with all sorts of mods to exhaust to intake. however i dont think cobb gives higher numbers than those. can someone prove me otherwise if im wrong here.
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      03-14-2011, 03:54 PM   #29
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Quote:
Originally Posted by cleex024 View Post
look im just sayin...jb+ is 250 new and cobb is 4x the money, but does not give you 4x the performance. thats all im saying...i know that cobb is a much better tune and you are not just tricking the ecu to give a little more boost...i understand.

Now lets move on...someone mentioned that cobb gives better performance than dinan s3 but i was on their site and its suppose to give 400 hp and 440 tq at the crank with all sorts of mods to exhaust to intake. however i dont think cobb gives higher numbers than those. can someone prove me otherwise if im wrong here.
The problem is A) your comparing dyno sheets between different cars, in different states, on different days, with different gas, in different humidity, ambient temps, elevation, mileage on car, ETC ETC. B) your assuming all tunes control the car the same way (and they dont) and C) Have done no research in regards to how each tune controls your car. D) you are only comparing HP/Dollar and not features safety and control into your equation.

When you research yourself how each tune works.... then you will see why one cost more then the other.

See post 22.
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      03-14-2011, 04:01 PM   #30
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Dinan HP numbers are almost always OVERSTATED.
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      03-14-2011, 04:24 PM   #31
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Originally Posted by DdotRoq View Post
I can't respond by experience (partially), but I will respond by research and my thoughts.

I used to have JB 3 years ago in a 335i. Now, I am leaning towards the PROcede v5 or Dinan, simply because Dinan offers power with safe reliability and PROcede offers full control of your car with reliability, however the reliability is incomparable to Dinan. Cobb, on the other hand, is ruthless power, possibly the most out of all of them, however you may experience knock, issues, etc., and thus, offers lower reliability. Lastly, while I owned a juicebox, it pretty much gives you power without control. It's not as powerful as Cobb, nor the rest, though it does trail closely. Like the saying goes, "you get what you pay for", hence why Dinan is so expensive.
In the 3 years your ran the JB did you ever have an engine problem? Just curious. I love e90.

Cobb being the most powerful.
Like I said, my statement was based on research and not experience, thus, i have a high chance of being incorrect.

And I can't properly respond to your statement, my 335i was a lemon. After 1 year I switched to a G37... Which I regret more than Egypt regrets their election.
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      03-14-2011, 06:56 PM   #32
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Dina stg 3 requires an oil cooler, fmic, and exhaust and maybe an intake. It should be higher than Cobb stg 1 on a stock car.

As for the jb comparo, please consider that the Cobb lowers ign adv and richens the afr while the jb simply adds boost on stock adv and afr. these are a necessity when upping boost. There is no regard for safety/longevity with the jb .
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      03-14-2011, 06:57 PM   #33
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This bum welled (bimmerpost) app on the iPhone sucks. Autocorrect ftmfl.
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      03-14-2011, 08:21 PM   #34
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ok thats good information...thats all i wanted to know was if there were advantages of these things. I think i will probably just go the Cobb route...sounds promising and easy to use =). thanks guys for all the responses...wasnt trying to start some crazy arguments. hopefully the stock cobb can beat my friends dinan s3 =)
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      03-14-2011, 08:30 PM   #35
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dinan s3 is slow lol
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      03-15-2011, 11:23 AM   #36
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haha if you really think that dinan s3 is slow this will be sweet...hopefully i can beat him all stock with this cobb
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      03-15-2011, 03:25 PM   #37
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ok im goin with the cobb...let you guys know how it goes =)
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      03-15-2011, 05:11 PM   #38
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if you're friend has a Dinas Stage "anything" and he has boltons, i will guaranty you that he'll work you're stage 1 Cobb tuned car.....

report back to us and let us know......
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      03-15-2011, 05:32 PM   #39
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wow even dinan stage 1? and how much do boltons really affect power? seems like each bolt on adds between 5-15 hp to the crank.
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      03-15-2011, 05:37 PM   #40
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Dinan s3 is just an intercooler and exhaust (which does nothing). The oil cooler is also part of it but adds no power.

Its likely about 340WHP.

Jb4, Cobb, Procede should have no problem keeping up. Add in intercooler or DP's to either of the latter tunes and you will blow its doors off.

Dinan is also very conservative on boost on the top end, much more then any other tune.

As I mentioned several times, looking at power numbers is cute, but looking at power under the curve means a whole lot more.
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      03-15-2011, 05:56 PM   #41
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i still say Dinan S3 with intercooler and dp's will run the bone stock 335 with just JB4.
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      03-15-2011, 05:58 PM   #42
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Quote:
Originally Posted by Litos View Post
i still say Dinan S3 with intercooler and dp's will run the bone stock 335 with just JB4.
Dinan S3 does not call for downpipes.
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      03-15-2011, 06:03 PM   #43
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i still say Dinan S3 with intercooler and dp's will run the bone stock 335 with just JB4.
Dinan does not sell downpipes...
Moreover a Dinan S3 only has intercooler and cat back exhaust. ( as i already said).

The cat back exhaust is trivial, making the intercooler the only advantage.

However, as also mentioned, the tune itself is extremely conservative on the top end, with an exorbitant amount of boost taper.
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      03-15-2011, 06:06 PM   #44
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ok, so what are the friend's mods.....

i'll starts magazine racing right now.....
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