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Got my new Weistec oil air seperator

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Old Oct 24, 2013 | 03:35 PM
  #1  
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C63 507
Got my new Weistec oil air seperator

I got my Weistec oil air seperator earlier this week. Sorry for the bad photos I took them this morning with my phone. I was informed this was a redesign of some kind and indeed it is black vs grey. I do not know what was changed on this version but man, it sure does look and feel good. I am excited to get this on my 507 this weekend to keep it healthy and strong for years to come!

Anyone know where I can get directions on the install? I have a pretty good understanding of how to put this in, but I wanted to just read over any additional information that was out there before I begin.



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Old Oct 24, 2013 | 04:53 PM
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I'm surprised Weistec didn't supply directions...
Looks nice btw
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Old Oct 24, 2013 | 05:08 PM
  #3  
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That's odd that it didn't come with instructions. If you look at there website you can see how it's installed from the pictures shown on its page.
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Old Oct 24, 2013 | 06:38 PM
  #4  
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Originally Posted by alpharabbit
I got my Weistec oil air seperator earlier this week. Sorry for the bad photos I took them this morning with my phone. I was informed this was a redesign of some kind and indeed it is black vs grey. I do not know what was changed on this version but man, it sure does look and feel good.
Looks good.

I spoke to Weistec last week when they released them and it is purely a cosmetic change, no changes to the way it works.
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Old Oct 24, 2013 | 07:37 PM
  #5  
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Originally Posted by alpharabbit
I got my Weistec oil air seperator earlier this week. Sorry for the bad photos I took them this morning with my phone. I was informed this was a redesign of some kind and indeed it is black vs grey. I do not know what was changed on this version but man, it sure does look and feel good. I am excited to get this on my 507 this weekend to keep it healthy and strong for years to come!

Anyone know where I can get directions on the install? I have a pretty good understanding of how to put this in, but I wanted to just read over any additional information that was out there before I begin.



Glad to see it arrived!

Please see the install manual PDF link below.

http://weistec.com/install/m156oas.pdf

Thank you and please let us know if we can be of any assistance!

Weistec Engineering
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Old Oct 24, 2013 | 07:53 PM
  #6  
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Thumbs up

Originally Posted by Weistec
Glad to see it arrived!

Please see the install manual PDF link below.

http://weistec.com/install/m156oas.pdf

Thank you and please let us know if we can be of any assistance!

Weistec Engineering
I wouldn't expect anything less from a top notch company! Weistec to the rescue! Nice work guys!
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Old Oct 24, 2013 | 07:57 PM
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Originally Posted by charliekay
Looks good.

I spoke to Weistec last week when they released them and it is purely a cosmetic change, no changes to the way it works.
Weistec, if you don't mind, could you chime back in here and confirm these comments or explain the actual functionality of it?

TIA
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Old Oct 24, 2013 | 08:39 PM
  #8  
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Looks cool.

Pardon my ignorance, but is thing a necessity or a luxury?
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Old Oct 24, 2013 | 09:13 PM
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Originally Posted by Autosport7
Weistec, if you don't mind, could you chime back in here and confirm these comments or explain the actual functionality of it?

TIA
prevents engine oil going back into the intake manifold by catching it in the can!
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Old Oct 24, 2013 | 09:36 PM
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Originally Posted by dubzAMG
prevents engine oil going back into the intake manifold by catching it in the can!
Why didn't the engineers at AMG include this equipment from the factory?

They had an opportunity for the LCI model.
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Old Oct 24, 2013 | 10:20 PM
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because of emissions purposes and most owners wont go the extra mile to service more stuff. Check the catch can every 3k as it will fill up and definately keep your intake from getting soaked with nasty oil.
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Old Oct 24, 2013 | 11:28 PM
  #12  
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Originally Posted by Weistec
Glad to see it arrived!

Please see the install manual PDF link below.

http://weistec.com/install/m156oas.pdf

Thank you and please let us know if we can be of any assistance!

Weistec Engineering
Sweet, thanks! You guys are awesome!
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Old Oct 24, 2013 | 11:51 PM
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Originally Posted by dubzAMG
prevents engine oil going back into the intake manifold by catching it in the can!
Awesome thanks.
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Old Oct 25, 2013 | 12:08 AM
  #14  
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Originally Posted by roadtalontsi
because of emissions purposes and most owners wont go the extra mile to service more stuff. Check the catch can every 3k as it will fill up and definately keep your intake from getting soaked with nasty oil.
^ exactly this.
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Old Oct 25, 2013 | 02:04 AM
  #15  
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Cool buy! I've been thinking of getting one too!

So what are the benefits?

"it prevents engine oil going back into the intake manifold by catching it in the can" no other maintenance is required?
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Old Oct 25, 2013 | 08:19 AM
  #16  
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Originally Posted by yazid
Cool buy! I've been thinking of getting one too!

So what are the benefits?

"it prevents engine oil going back into the intake manifold by catching it in the can" no other maintenance is required?
So the idea here is that the crankcase needs to breathe so it is connected to the air intake. Unfortunately this means small amounts of oil from the crankcase can be forced back into the intakes. Small amounts build up over time. This can decrease performance and cause engine detonation(knocking). All this device does is catch the oil before it can get to the intake. You have to empty the oil from the device every 3000 miles so it's an extra step but for me it's so much better than the alternative. Other than that no other benefit, it's preventive maintenance.

Last edited by alpharabbit; Oct 25, 2013 at 08:23 AM.
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Old Oct 25, 2013 | 09:17 AM
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Are there any other alternative brands out there, my search is leaving me empty handed.
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Old Oct 25, 2013 | 09:42 AM
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I love my oil air separator! Didn't need instructions because its quite obvious where it goes and how to install it! I have never had any problems with it and am always amazed when I empty it to see all the gunk it salvaged!
Attachment 447568
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Old Oct 25, 2013 | 09:48 AM
  #19  
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Originally Posted by alpharabbit
So the idea here is that the crankcase needs to breathe so it is connected to the air intake. Unfortunately this means small amounts of oil from the crankcase can be forced back into the intakes. Small amounts build up over time. This can decrease performance and cause engine detonation(knocking). All this device does is catch the oil before it can get to the intake. You have to empty the oil from the device every 3000 miles so it's an extra step but for me it's so much better than the alternative. Other than that no other benefit, it's preventive maintenance.
alpha rabbit: Thanks for explaining.. going forward then I would have to remove the lil oil separator can out to expunge the excess oil every 3000km? That seems to be alright as long its maintaining your engine better in the long run! I love my C63 and obviously its with me for the long term!
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Old Oct 25, 2013 | 10:10 AM
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I think this is a good preventative measure. Obviously with an engine that is boosted (ie supercharged) this is a bigger deal. I would not say this is critical on a NA motor, plus we do have a PCV(as do all cars), this just adds a capture mechanism.

I checked the website and it said sold out - also for $500 a bit pricey for a can and some connectors (billet I know but....?)
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Old Oct 25, 2013 | 10:33 AM
  #21  
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Originally Posted by Autosport7
Are there any other alternative brands out there, my search is leaving me empty handed.
As far as I have seen there are no alternatives at this time. The major problem was that Mercedes uses some proprietary connectors. Some of the added cost of this probably came from reverse engineering the connectors and making sure everything worked properly.

Yes it seems like a lot of money for a metal can and some tubes but the quality of this item is top notch.

In a world where we spend several thousands of dollars for items that simply make the car look nicer, $500 for an item that would give me peace of mind that my beautiful car will continue to roll on for a long long time (hopefully) is a no-brainer.
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Old Oct 25, 2013 | 10:34 AM
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Originally Posted by yazid
alpha rabbit: Thanks for explaining.. going forward then I would have to remove the lil oil separator can out to expunge the excess oil every 3000km? That seems to be alright as long its maintaining your engine better in the long run! I love my C63 and obviously its with me for the long term!
yes, you unscrew the bottom portion and dispose of the oil that has accumulated in there.
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Old Oct 25, 2013 | 01:58 PM
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Originally Posted by ParkerK
I think this is a good preventative measure. Obviously with an engine that is boosted (ie supercharged) this is a bigger deal. I would not say this is critical on a NA motor, plus we do have a PCV(as do all cars), this just adds a capture mechanism.

I checked the website and it said sold out - also for $500 a bit pricey for a can and some connectors (billet I know but....?)
Parker K, it is quite surprising how much oil even the NA motors suck up. We have removed many stock intake manifolds on the M156 and most of the time oil will be dripping outside of the port. These pictures are not made up. This is very typical.

SLS Manifold



M156 Manifold



We do have these in stock and our shopping cart should have been updated. Thank you!

Weistec Engineering
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Old Oct 25, 2013 | 02:02 PM
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I'm getting mine installed next week, also one of the new anodized ones. Pretty excited, I'll post pics once it's in.
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Old Oct 25, 2013 | 02:14 PM
  #25  
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Originally Posted by Ratven
I'm getting mine installed next week, also one of the new anodized ones. Pretty excited, I'll post pics once it's in.
Ratven, that is great to hear! Let us know how it goes!

Weistec Engineering
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