E-Class (W211) 2003-2009

KLEEMANN exhaust

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Old Mar 9, 2017 | 10:59 AM
  #1  
Sosyal08's Avatar
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From: Napa Valley, CA, USA
W211 AMG
KLEEMANN exhaust

Hello all,
I am considering a Kleeman exhaust purchase of Headers, Performance Chip (which they say is necessary to avoid warning lights) and possibly their Cam shaft. I believe they call this their K3 package for e350 cars.


I live in California, does anyone know if I can pass smog with this set-up?


Btw, I will also be installing Magnaflow mufflers and replacing the middle resonators with a Magnaflow x-pipe regardless.


Thank for any knowledge or opinions.
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Old Mar 9, 2017 | 04:36 PM
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From: DMV
'07 E350 4matic Sedan
I cannot answer your question, but am just curious - the M272 is not really a very tunable engine and getting extra grunt from it gets very expensive with very little gain.

I am not judging how you are spending your money, but just curious: the ECU + Headers you have chosen is going to cost you around $2000 just for parts. The camshaft is listed for an additional $3500+ just for the part. Put labor into all of this and you are looking at more than 50% of the value of the car itself (and this is considering you have a low mileage, pristine condition e350).

Also I wouldn't trust any tuner's HP/TQ figures unless there are at least 2 dyno charts available or if any of the forum members have experience with the reliability/support of the product. The figures listed on the Kleemann website seem very optimistic to say at the least.

Wouldn't it be far cheaper to sell your car and get the V8 W211? You would end up with more power, better reliability and save money. I know people hate hearing that, but it doesn't make it any less true.

Finally please do not change your air filters to "high flow air filters". Our engine has an excellent air intake system, high flow air filters give you negligible benefit (if any) whilst introducing a lot more dirt particles into your engine. Basically snake oil for the race inclined.

Thanks and kudos for trying to tune your M272.
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Old Mar 9, 2017 | 08:17 PM
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Thanks for your reply, Izrud,

​​​​​​Actually, I know the parts are pricey, but then again what isn't pricey when it comes to mercedes. Honestly, the headers were what I was searching for. I can't seem to locate any other brand. Getting the ECU chip reprogrammed was only considered as an essential step with buying the headers according to their website regarding the warning lights. I had no intention on buying their cam shaft from them, but was thinking possibly if I were to find one (kleemann or other manufacturers) at a reasonable price, would this all effect my emission smog pass. I really just want a little more performance and sound, but it doesn't make sense to do exhaust mufflers and not the headers. The point is to let the engine breathe.

As for cost, I think it's twice what I think headers are worth, but i never had a performance chip and so I'm considering it. I do 90% of my own mechanics so there's no cost there. Regarding a V8, AMG. Well, that's not what I wanted. My car is highly outfitted in AMG parts, functional, performance, and decor...just didn't want a V8 as a V6 is plenty of go and my V8 eats too much gas.

But my question is SMOG Passing. I really don't know how a ECU reprogrammed, and headers with high flow cat effect scores. We can forget about the camshaft for now I guess.
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Old Mar 10, 2017 | 11:54 AM
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'07 E350 4matic Sedan
Stock air intake has a much larger potential for delivering air to the engine than is programmed at stock. This is why I was saying that the original air intake and manifold are already over-engineered for this car and you will not gain noticeable improvements with aftermarket installations. You could argue that a short ram installation (directly bolting a high flow air filter cone on top of the intake manifold) could provide some TQ benefits while reducing HP at high RPM but that's about it.

In your situation the right ECU upgrade would utilize stock air intake at its maximum capability + utilize the newly installed headers and cat back changes (less back-end pressure) to provide you with the best gains for the least amount of $$$.

I honestly think the camshaft upgrade is too little gain for too much money and effort, so I would leave it as is.

Also I wanted to clarify that I was talking about an E550 upgrade, not an AMG E55/E63 upgrade. Obviously the price difference there would be more significant.

Finally regarding California's more strict emission laws - to my understanding if you are replacing cat back components (in your situation mufflers or resonator) you should be fine with emissions. However installing headers and/or removing the original cat can very likely cause you to fail emissions either during the visual inspection or the sniff test.
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Old Mar 13, 2017 | 10:01 PM
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W211 AMG
Originally Posted by Izrud
Stock air intake has a much larger potential for delivering air to the engine than is programmed at stock. This is why I was saying that the original air intake and manifold are already over-engineered for this car and you will not gain noticeable improvements with aftermarket installations. You could argue that a short ram installation (directly bolting a high flow air filter cone on top of the intake manifold) could provide some TQ benefits while reducing HP at high RPM but that's about it.

In your situation the right ECU upgrade would utilize stock air intake at its maximum capability + utilize the newly installed headers and cat back changes (less back-end pressure) to provide you with the best gains for the least amount of $$$.

I honestly think the camshaft upgrade is too little gain for too much money and effort, so I would leave it as is.

Also I wanted to clarify that I was talking about an E550 upgrade, not an AMG E55/E63 upgrade. Obviously the price difference there would be more significant.

Finally regarding California's more strict emission laws - to my understanding if you are replacing cat back components (in your situation mufflers or resonator) you should be fine with emissions. However installing headers and/or removing the original cat can very likely cause you to fail emissions either during the visual inspection or the sniff test.
Thanks again for the reply. I appreciate it. I think I will continue with the headers and ECU and forget about the camshaft all together. Looks like their headers include high flow catalytic converters. Not planning on a fancy air intake so what you said about that reassures me. I might pickup some air scoops I seen from TTM, but i don't expect much of anything from that.

I think as far as mufflers I might pick up some AMG e55 mufflers. I was going to buy a set from Eisenmann, but got out bid. Then I read they make the AMG mufflers for mercedes. Any thoughts or knowledge about this?
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Old Mar 16, 2017 | 04:53 PM
  #6  
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Are these the only headers available for the w211? Kleemann?
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Old Apr 21, 2017 | 12:06 PM
  #7  
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Purchased E63 mufflers for my e350 and looking at a magnaflow x-pipe. I heard how rough they are inside, but I can smooth it out with my dremel and polishing pads. What are peoples thoughts on headers? go with kleemann?
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