CLK55 AMG, CLK63 AMG (W208, W209) 2000 - 2010 (Two Generations)

Shorty Headers clk55

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Old Aug 24, 2016 | 03:52 AM
  #1  
CDM Motorsports's Avatar
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clk and e coupe
Shorty Headers clk55

we have shorty headers for w208 clk55 for $370 and w209 clk55 for $450, includes shipping in the continental US, made of stainless steal and no modifications required.
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Old Aug 24, 2016 | 11:04 AM
  #2  
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1999 e55 (past), 2002 CLK55 (past), 2004 E55 (present), 2008 Z06
Can you please:
1. Post photos.
2. ID the specs.
3. Post any dyno results, if you have them

Sounds exciting.
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Old Aug 24, 2016 | 11:48 AM
  #3  
JLonz's Avatar
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2001 CLK55 AMG
Originally Posted by jordanst2
Can you please:
1. Post photos.
2. ID the specs.
3. Post any dyno results, if you have them

Sounds exciting.

Very Interested as well.
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Old Aug 24, 2016 | 03:31 PM
  #4  
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clk and e coupe
The first 3 pics are for the w208 clk55, the next 3 are the w209 clk55

There are no dyno results on the w208 headers

here are the results from the manufacter for the w209, they tested them on a slk55, the headers fit both cars.

Actual Dyno Results:

SLK55 AMG with Stock AMG Exhaust with Straight Pipe:

335.3 HP / 372.2 ft-lbs Torque

SLK55 AMG with Top Speed Pro-1 Headers installed:

348.6 HP / 386.2 ft-lbs Torque

Gained 13.3 HP / 14 ft-lbs Torque


I have their headers on my 550, and there is a noticeable difference,
Attached Thumbnails Shorty Headers clk55-w208-55-header-2.jpg   Shorty Headers clk55-w208-55-headers.jpg   Shorty Headers clk55-w208-55-header-1.jpg   Shorty Headers clk55-w209-55-header.jpg   Shorty Headers clk55-w209-55-header-3.jpg  

Shorty Headers clk55-w209-55-header-2.jpg  
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Old Aug 25, 2016 | 10:11 PM
  #5  
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CLK55 and CLS55
As stated multiple times before, stay away from Stop Speed Pro-1 headers, They will crack and not worth the price
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Old Aug 27, 2016 | 01:51 PM
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clk and e coupe
Originally Posted by FinnAussie
As stated multiple times before, stay away from Stop Speed Pro-1 headers, They will crack and not worth the price
i'm sorry if you had a bad experience with their product. Unfortunately sometimes there is bad 1 in the lot. I've gotten brand new parts from dealerships that didnt work out of the box.
I have sold over 100 sets of their headers and have not had 1 complaint. I have them on my clk and my friend has their full exhaust headers and titanium exhaust on his Ferrari F430.
They are warrantied for life against any defect like you are stating.

They are located less than a mile from me. So if there is ever any issue in the future i can easily make sure my customers are taken care of.
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Old Aug 27, 2016 | 01:59 PM
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Can you post the primary ID of the inlets and the collector outlet ID.

I have a similar set installed on my W208 but I opened up the collector quite a bit and wrapped them. No cracking.
I am in the 400hp tire shredding range and sideways in corners, I am tuned good though.

Thanks, Gator
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Old Aug 27, 2016 | 02:19 PM
  #8  
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Originally Posted by GatorMB
Can you post the primary ID of the inlets and the collector outlet ID.

I have a similar set installed on my W208 but I opened up the collector quite a bit and wrapped them. No cracking.
I am in the 400hp tire shredding range and sideways in corners, I am tuned good though.

Thanks, Gator
I can get you that info on monday
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Old Aug 27, 2016 | 03:10 PM
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2001 CLK 55 AMG
I just bought a set of these off of Ebay. They should be delivered Tuesday. Once I get them ceramic coated I will throw them on and have a dyno run to see results. I am really hoping they work out and free up some power in the upper RPM range. I will also be removing the secondary cats. Hopefully, I will have a dyno sheet to show any improvements from that.
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Old Aug 27, 2016 | 03:22 PM
  #10  
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Originally Posted by Johawk79
I just bought a set of these off of Ebay. They should be delivered Tuesday. Once I get them ceramic coated I will throw them on and have a dyno run to see results. I am really hoping they work out and free up some power in the upper RPM range. I will also be removing the secondary cats. Hopefully, I will have a dyno sheet to show any improvements from that.
You should have let us know before you bought from ebay. We would beat the ebay price you paid.
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Old Aug 27, 2016 | 03:30 PM
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If you put them on a stock tune don't get upset if you loose power.

I noticed a serious performance problem after installing them but I modded mine as well.
Tuning was required.
Cheers
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Old Aug 27, 2016 | 10:12 PM
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2001 CLK 55 AMG
Originally Posted by CDM Motorsports
You should have let us know before you bought from ebay. We would beat the ebay price you paid.
I would rather have given you guys the money, I'm just not that active on this site so I didn't know about you. Next time.
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Old Aug 27, 2016 | 10:23 PM
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2001 CLK 55 AMG
Originally Posted by GatorMB
If you put them on a stock tune don't get upset if you loose power.

I noticed a serious performance problem after installing them but I modded mine as well.
Tuning was required.
Cheers
Won't be a stock tune for long. I will be able to get it to a Dyno soon enough. How did you mod those manifolds?

Last edited by Johawk79; Aug 27, 2016 at 10:30 PM.
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Old Aug 27, 2016 | 10:51 PM
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Originally Posted by Johawk79
I would rather have given you guys the money, I'm just not that active on this site so I didn't know about you. Next time.
No worries, i hope you are happy with them once you get them on and tuned.
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Old Aug 30, 2016 | 02:57 PM
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Originally Posted by GatorMB
Can you post the primary ID of the inlets and the collector outlet ID.

I have a similar set installed on my W208 but I opened up the collector quite a bit and wrapped them. No cracking.
I am in the 400hp tire shredding range and sideways in corners, I am tuned good though.

Thanks, Gator
They are 43mm id
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Old Aug 31, 2016 | 10:22 PM
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I got my "headers" today. From the outside, they look GREAT! The welds on the outside look like a roll of dimes laid out all nicely. Inside the ports... different story. It is going to take some grinding on my part to get these ready for install. CDM Motorsports, I am now glad that I didn't get these from you and thankful I got them from some no name Ebayer. I would hate to be pissed at you for selling them to me in this condition. Pics will follow. I only have a Gopro camera so the pics I got came out all weird. Need to work on my lighting.
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Old Sep 1, 2016 | 02:05 PM
  #17  
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Originally Posted by Johawk79
I got my "headers" today. From the outside, they look GREAT! The welds on the outside look like a roll of dimes laid out all nicely. Inside the ports... different story. It is going to take some grinding on my part to get these ready for install. CDM Motorsports, I am now glad that I didn't get these from you and thankful I got them from some no name Ebayer. I would hate to be pissed at you for selling them to me in this condition. Pics will follow. I only have a Gopro camera so the pics I got came out all weird. Need to work on my lighting.
I sent you a pm
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Old Sep 1, 2016 | 02:36 PM
  #18  
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Originally Posted by CDM Motorsports
I sent you a pm
I sent YOU a pm
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Old Sep 1, 2016 | 06:53 PM
  #19  
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Here are some pictures of the manifolds that I got. As you can see, the inside of the "runners" will need to be cleaned up. All things considered, not a terrible deal. I don't think you can expect too much out of $350 "headers" out of Taiwan. I don't know how long it will take, but I will get these on and I will get dyno results as well.
Attached Thumbnails Shorty Headers clk55-gopr3118.jpg   Shorty Headers clk55-gopr3119.jpg   Shorty Headers clk55-gopr3115.jpg  
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Old Sep 2, 2016 | 05:50 AM
  #20  
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They look the same as a set I got a few years ago for the C32. They were atrocious to say the least and I returned them asap for a refund. Trust me it is not easy to clean up, hours with a dremel, extrude honing and they will still be high risk for cracking. Did you check the flanges with a straight edge? Also make sure the flanges actually line up with the bolts on the heads.
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Old Sep 4, 2016 | 05:46 PM
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Originally Posted by Johawk79
Won't be a stock tune for long. I will be able to get it to a Dyno soon enough. How did you mod those manifolds?
I had a foundry open them up to 2.25" Around 57 mm.
2.5 " would be optimum but a new mounting flange would have to be formed and welded in.
The flange had a lot to work with so I utilized what I could. Eurocharged shorties were incompatible for W208.

If we start getting over $500.00 here then it is best to have a custom set built. I do not believe the trunk style header will extract all the goodness from this engine but it will make some difference.

Cheers, Gator
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Old Jan 25, 2017 | 04:36 AM
  #22  
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Any update on this? I'd like to throw some shorties on my clk before getting a tune done next week. Haven't found anyone who had much gains from shorty headers...
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Old Jan 25, 2017 | 10:08 AM
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Originally Posted by stashaclk
Any update on this? I'd like to throw some shorties on my clk before getting a tune done next week. Haven't found anyone who had much gains from shorty headers...
What update are you looking for? We have sold allot of the shorty headers, every customer has said they have noticed a difference with them. No they arent going to be as good as long tubes but the bolt in and are 1/4 the price. We do have them in stock for the clk55
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Old Jan 25, 2017 | 05:49 PM
  #24  
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I have a clk550. I just haven't heard any reviews of them yet as to build quality, etc. I guess general consensus is ~12hp/tq on shorty headers. That's a good hp/$ ratio
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Old Jan 25, 2017 | 08:22 PM
  #25  
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Here is a post from someone that got them for their clk550
Attached Thumbnails Shorty Headers clk55-screenshot_20170125-192030.png  
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