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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 > RB OEM vs Oem turbos



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      05-29-2018, 09:10 PM   #1
jyjimenez3
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RB OEM vs Oem turbos

OK so im going to pull the trigger to get my turbos replaced just wanted to get feed back on people running rb oems vs stock oem(mitsubishi ) Thanks!!
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      05-29-2018, 10:52 PM   #2
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RB has upgraded wastegates as an option i believe. With the price of stock turbos id rather upgrade
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      05-30-2018, 08:41 PM   #3
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Quote:
Originally Posted by GotPwned View Post
RB has upgraded wastegates as an option i believe. With the price of stock turbos id rather upgrade
RB was one of the original people to modify the OEM Turbos on the N54 and make them better. I'd trust RB over any brand, as a result, for after mkt turbos. RB
Ones would be my choice.
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      05-31-2018, 02:37 AM   #4
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just go for the RB option - the Mitsubishi turbos are pretty shit.
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      05-31-2018, 08:59 AM   #5
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Quote:
Originally Posted by Big Mexican Women View Post
just go for the RB option - the Mitsubishi turbos are pretty shit.
They are not shit - These same mitsu turbos are identical to the Bmw branded turbos which have been on countless vehicles on many different bmw platforms all over the world since 2007 - x5, 535, 135, 335, 1m, etc. they are the only turbos proven to consistently make it past 100k Miles, with many past 150k-200k Miles. They are pretty good for what they are, aside from the crappy wastgate design which all the aftermarket options also suffer from to an extent. Unfortunately None of our aftermarket turbo vendors have consistently met this kind of mileage on such large a scale. If you're worried about them failing, purchase from fcp euro to take advantage of the lifetime warranty. I can't say I would trust an aftermarket vendor to make a turbo product that matches these in terms of longevity. If what you're looking for is more power, above 450, then sure go aftermarket but understand the trade offs.
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      05-31-2018, 09:29 AM   #6
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OP,

The OEM Turbos are actually very good from a reliability perspective. They are built from a world super power turbo builder (MHI), and with that comes much consistency in their builds and much of that is in their equipment and balancing. We too have top tier equipment but of course it is scaled down in production capability, however our turbo machinery can achieve the same level of perfection.

The OEM's do have some drawbacks however if you wish to push them hard- as the thrust bearings are not the best (they are standard TD03 sized) and we see them very often worn on teardown. So if your plan is to push them any harder, then having larger/better internal thrust hardware is certainly a big plus. Performance wise it'll be wash as it is OEM sized wheels either way. Cost also maybe a factor.

We have had tremendous success with our RB OEM (whether RB OEM DIY, RB OEM DIY Billet, complete RB OEM, or complete RB OEM Billet) offerings- all of which are inline with what you are discussing here. We have sold them since 10/2016- well upward of 125 sets combined- and have yet to see a single one with an issue (failure/return/etc).

All in all just go with whatever you feel fits your needs the best and you will not be able to go wrong either way, but this is the history we know of with our RB OEM lineup.

Lastly we do not have any dealer network to push RB Turbo products as we'd rather pass the savings along (by omitting middle men) directly to you- the consumer.

Thanks,
Rob

Last edited by Rob@RBTurbo; 05-31-2018 at 10:49 AM..
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      05-31-2018, 10:16 AM   #7
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Quote:
Originally Posted by jyjimenez3 View Post
OK so im going to pull the trigger to get my turbos replaced just wanted to get feed back on people running rb oems vs stock oem(mitsubishi ) Thanks!!
Consider putting Pure on your list, great upgrades and very reliable.
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      05-31-2018, 10:47 AM   #8
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Quote:
Originally Posted by Jeff@TopGearSolutions View Post
Consider putting Pure on your list, great upgrades and very reliable.
Jeff@TopGearSolutions,

Pure does make a great product indeed, however we have never heard of them making an N54 OEM replacement. But since you are in the know perhaps you can fill in the following answers regarding this other N54 OEM offering:

1) What is the cost?
2) Approximately how many units in service?
3) Approximately how long in production?
4) What is the failure rate (if any)?

Thanks,
Rob
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      05-31-2018, 11:34 AM   #9
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I have the RB OEM billet comp wheel turbos, and virtually zero lag! Very impressive! And communication with Rob anytime is very quick (zero lag on that too!)...I have nothing but excellent things to say about everything from the product to the person he is.
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      05-31-2018, 12:45 PM   #10
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Quote:
Originally Posted by Jklad View Post
They are not shit - These same mitsu turbos are identical to the Bmw branded turbos which have been on countless vehicles on many different bmw platforms all over the world since 2007 - x5, 535, 135, 335, 1m, etc. they are the only turbos proven to consistently make it past 100k Miles, with many past 150k-200k Miles. They are pretty good for what they are, aside from the crappy wastgate design which all the aftermarket options also suffer from to an extent. Unfortunately None of our aftermarket turbo vendors have consistently met this kind of mileage on such large a scale. If you're worried about them failing, purchase from fcp euro to take advantage of the lifetime warranty. I can't say I would trust an aftermarket vendor to make a turbo product that matches these in terms of longevity. If what you're looking for is more power, above 450, then sure go aftermarket but understand the trade offs.
I surely have not heard anything good or reliable about the OEM N54 turbos, particularly due to the awful wastegate design.
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      05-31-2018, 01:40 PM   #11
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Quote:
Originally Posted by Big Mexican Women View Post
Quote:
Originally Posted by Jklad View Post
They are not shit - These same mitsu turbos are identical to the Bmw branded turbos which have been on countless vehicles on many different bmw platforms all over the world since 2007 - x5, 535, 135, 335, 1m, etc. they are the only turbos proven to consistently make it past 100k Miles, with many past 150k-200k Miles. They are pretty good for what they are, aside from the crappy wastgate design which all the aftermarket options also suffer from to an extent. Unfortunately None of our aftermarket turbo vendors have consistently met this kind of mileage on such large a scale. If you're worried about them failing, purchase from fcp euro to take advantage of the lifetime warranty. I can't say I would trust an aftermarket vendor to make a turbo product that matches these in terms of longevity. If what you're looking for is more power, above 450, then sure go aftermarket but understand the trade offs.
I surely have not heard anything good or reliable about the OEM N54 turbos, particularly due to the awful wastegate design.
Now you have
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      05-31-2018, 02:27 PM   #12
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Quote:
Originally Posted by Rob@RBTurbo View Post
Jeff@TopGearSolutions,

Pure does make a great product indeed, however we have never heard of them making an N54 OEM replacement. But since you are in the know perhaps you can fill in the following answers regarding this other N54 OEM offering:

1) What is the cost?
2) Approximately how many units in service?
3) Approximately how long in production?
4) What is the failure rate (if any)?

Thanks,
Rob
They make a Stage 1 upgrade now which is a mild upgrade over stock. The closest thing to an OE replacement while actually giving a small performance boost.

We cannot disclose pricing outside of classified sections or we can get banned.

For the latter questions, we will leave that to Pure as they would have the most accurate statistical data.
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      05-31-2018, 03:08 PM   #13
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Quote:
Originally Posted by Jeff@TopGearSolutions View Post
They make a Stage 1 upgrade now which is a mild upgrade over stock. The closest thing to an OE replacement while actually giving a small performance boost.

We cannot disclose pricing outside of classified sections or we can get banned.

For the latter questions, we will leave that to Pure as they would have the most accurate statistical data.
As suspected they are not making an OEM replacement which is precisely the topic at hand. Thanks for clearing that up.

Rob
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      05-31-2018, 03:25 PM   #14
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Quote:
Originally Posted by Rob@RBTurbo View Post
As suspected they are not making an OEM replacement which is precisely the topic at hand. Thanks for clearing that up.

Rob
Depends on your definition of OEM replacements.

The Stage 1's from Pure are still OEM Replacements, they just have further upgrades for increased ceiling.

Like most of our customers, after they realize the cost and effort to replace their turbo's, they often more times then not want an upgrade that offers power and reliability.

With a platform capable in excess of 600WHP a mild upgrade shouldn't shy anyone away either. One could always run these upgrades at stock boost levels should they so desire but let's be honest; most people on forums typically want a little more then just a stock car.

Glad I could clear that up for anyone interested in OEM Replacements so they can choose a valuable option.
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      05-31-2018, 03:34 PM   #15
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Quote:
Originally Posted by Jeff@TopGearSolutions View Post
Depends on your definition of OEM replacements.

The Stage 1's from Pure are still OEM Replacements, they just have further upgrades for increased ceiling.

Like most of our customers, after they realize the cost and effort to replace their turbo's, they often more times then not want an upgrade that offers power and reliability.

With a platform capable in excess of 600WHP a mild upgrade shouldn't shy anyone away either. One could always run these upgrades at stock boost levels should they so desire but let's be honest; most people on forums typically want a little more then just a stock car.

Glad I could clear that up for anyone interested in OEM Replacements so they can choose a valuable option.
Nice that you have your opinion, but unfortunately we do not agree with you. Why you ask?

Well firstly any sort of upgraded turbo require inlets, whereas OEM's specifically do not. This of course is an increase in cost. Also OEM's do not really require any sort of specialized pro tuning, whereas any upgraded turbos do. Another increase in cost. Upgraded turbos also come at some amount of a premium. Yet another increase in cost. And lastly there was not a single mention in the thread about going with any sort of upgrade, so you are assuming the OP has no understanding in that upgrades do exist for the platform. More than likely there are some budgeting considerations at stake here, which is why it as an "OEM" based turbo thread.

We understand you are looking to push the products you deal in, but it would seem you are "working" a bit too hard here.

Rob
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      05-31-2018, 03:42 PM   #16
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Quote:
Originally Posted by Rob@RBTurbo View Post
Nice that you have your opinion, but unfortunately we do not agree with you. Why you ask?

Well firstly any sort of upgraded turbo require inlets, whereas OEM's specifically do not. This of course is an increase in cost. Also OEM's do not really require any sort of specialized pro tuning, whereas any upgraded turbos do. Yet another increase in cost. Lastly there was not a single mention in the thread about going with any sort of upgrade, so you are assuming the OP has no understanding in that upgrades do exist for the platform.

We understand you are looking to push the products you deal in, but it would seem you are "working" a bit too hard here.

Rob
Oh Robert, do you really want to go down this path?

You are welcome to not to agree, you have your own agenda which is to push your product and convince everyone yours is the ideal choice and the competitions is no good, am I right?

Let's go over some false remarks in your latest statement.

1) Inlets are NOT required. They are a recommended upgrade for maximum power. By no accident a Stage 1 Upgrade is not someone looking for maximum power, therefore not required.

2) Pro tuning is NOT required. It's recommended for maximum power. Again, by no accident, a Stage 1 Upgrade is not someone looking for maximum power, OTS maps or stock maps will still work.

3) The thread is about someone looking for turbos and we are here to let him know there are other viable options. Should they fit into his needs wants or budget, great. If not, the information is still available for other people that read the forums looking for information.

Sorry but you don't own the forums or the right to just push your product in them.

Funny how you say I'm the one working too hard here when you've been second guessing me and failing miserably. You probably should have stayed quiet, it would look a lot better for you.
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      05-31-2018, 03:46 PM   #17
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Quote:
Originally Posted by Jeff@TopGearSolutions View Post
Oh Robert, do you really want to go down this path?

You are welcome to not to agree, you have your own agenda which is to push your product and convince everyone yours is the ideal choice and the competitions is no good, am I right?

Let's go over some false remarks in your latest statement.

1) Inlets are NOT required. They are a recommended upgrade for maximum power.

2) Pro tuning is NOT required. It's a recommended for maximum power.

3) The thread is about someone looking for turbos and we are here to let him know there are other viable options. Sorry but you don't own the forums or the right to just push your product in them.
No agenda here. We are perfectly fine with the OP buying MHI turbos.

As for your points you clearly need to be educated some more.

1) Who is going to upgrade turbos and NOT add the inlets (this is not 2015 anymore)? (and yes overly restrictive inlets can take a large toll on an upgraded turbos lifespan)
2) Who is going to buy upgraded turbos and run a stock tune, or chance having insanely whacky boost control buy running a Can'd OEM Turbo based tune?
3) Don't care where you post. It is quite entertaining you can keep 'em coming. "Learn" us more 'ole mighty gold sponsor

Thanks,
Rob
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      05-31-2018, 03:54 PM   #18
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Quote:
Originally Posted by Rob@RBTurbo View Post
No agenda here. We are perfectly fine with the OP buying MHI turbos.

As for your points you clearly need to be educated some more.

1) Who is going to upgrade turbos and NOT do the inlets (this is not 2015 anymore)?
2) Who is going to buy upgraded turbos and run a stock tune, or chance having insanely whacky boost control buy running a Can'd OEM based tune?
3) Don't care where you post and as they are quite entertaining you can keep 'em coming.

Thanks,
Rob
I'm just hear to correct your erroneous remarks and back peddling.

Let's not forget what you said originally.

"Well firstly any sort of upgraded turbo require inlets, whereas OEM's specifically do not."

I corrected this by saying it's NOT required. Whether a customer should upgrade or recommended to upgrade, I already clarified in my previous remark. Nice try though.

"Also OEM's do not really require any sort of specialized pro tuning, whereas any upgraded turbos do."I corrected this again by saying it's NOT required. Whether a customer should upgrade or recommended to upgrade, I already clarified in my previous remark. Nice try again.

I'll be here to correct any more erroneous remarks or back peddling of yours.

Thanks,
Jeff
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      05-31-2018, 03:57 PM   #19
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Quote:
Originally Posted by Jeff@TopGearSolutions View Post
I'm just hear to correct your erroneous remarks and back peddling.

Let's not forget what you said originally.

"Well firstly any sort of upgraded turbo require inlets, whereas OEM's specifically do not."

I corrected this by saying it's NOT required. Whether a customer should upgrade or recommended to upgrade, I already clarified in my previous remark. Nice try though.

"Also OEM's do not really require any sort of specialized pro tuning, whereas any upgraded turbos do."I corrected this again by saying it's NOT required. Whether a customer should upgrade or recommended to upgrade, I already clarified in my previous remark. Nice try again.

I'll be here to correct any more erroneous remarks or back peddling of yours.

Thanks,
Jeff
U'r a smart wun Jeffrey. True asset to the forums bubs.
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      05-31-2018, 03:58 PM   #20
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Quote:
Originally Posted by Rob@RBTurbo View Post
U'r a smart wun Jeffrey. True asset to the forums bubs.
Don't you have some warranty work to do, Rob?
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      05-31-2018, 04:00 PM   #21
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Quote:
Originally Posted by Jeff@TopGearSolutions View Post
Don't you have some warranty work to do, Rob?
Literally zero. Good try though.
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      05-31-2018, 04:02 PM   #22
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Quote:
Originally Posted by Rob@RBTurbo View Post
Literally zero. Good try though.
Ah yes, well you have to believe everything on the internet because... well it's on the internet. So you've definitely proved it well now that you said it.
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