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Do C63s really get detuned .. ?

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Old Nov 29, 2008 | 04:56 PM
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somethings better left unsaid ...
Do C63s really get detuned .. ?

Everyone keep going about the fact that the 6.2 L engine on the C 63 being detuned to put out less power than the E and the rest of the higher classes. How true is that ? coz a friend of mine knows some german important someone at the dealership in my region, and he says that this is not true it's all for marketting reasons, and he's saying that for an owner of a CLS AMG, if you get my point.

On the other hand, if it was true, and it DOES put out less power, what can you do in terms of light tuning to make the engine put out it's actual potential ? coz it's obviously softwaring stuff.
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Old Nov 29, 2008 | 05:23 PM
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Go ask Andy from MHP (Modern Horse Power)
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Old Nov 29, 2008 | 05:46 PM
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09 C63
wow...
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Old Nov 29, 2008 | 06:31 PM
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Originally Posted by AMGBeleza
wow...
My reading and comprehension, grammar, and spelling levels have been compromised.
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Old Nov 29, 2008 | 06:55 PM
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'09 C63 AMG
Originally Posted by Ol'School
Everyone keep going about the fact that the 6.2 L engine on the C 63 being detuned to put out less power than the E and the rest of the higher classes. How true is that ? coz a friend of mine knows some german important someone at the dealership in my region, and he says that this is not true it's all for marketting reasons, and he's saying that for an owner of a CLS AMG, if you get my point.

On the other hand, if it was true, and it DOES put out less power, what can you do in terms of light tuning to make the engine put out it's actual potential ? coz it's obviously softwaring stuff.
Yes it's true Cs are detuned to make less power than other AMG 63s, MB doesn't want the pony outrunning the horse so to speak. The good news is after ECU/TCU tuning we can go far beyond what even the SL63 makes.

Here's a dynograph with our C63 stock v after our v2 ECU/TCU Tuning and drop-in K&N filters:



A customer's objective test:

https://mbworld.org/forums/c63-amg-w...yno-pulls.html

What we just ran last Sat with MHP v2 ECU/TCU, MHP CF Airboxes/Filters, MHP 180F T-stat, MHP Thermal Intake Gaskets, Mickey Thompson 265/40/18" DRs:

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Old Nov 29, 2008 | 07:03 PM
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All modern cars are essentially "detuned" from the factory. The C63 specifically has a more conservative tune over its big brother counterparts, along with a more restrictive exhaust setup. In the past, however, with the 55K models, the differences in power outputs were purely marketing tactics.
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Old Nov 29, 2008 | 08:46 PM
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somethings better left unsaid ...
MHP,

11.59 1/4 !
wow ..
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Old Nov 29, 2008 | 08:46 PM
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somethings better left unsaid ...
Originally Posted by JYOO
My reading and comprehension, grammar, and spelling levels have been compromised.
that bad .. ? heh
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Old Nov 29, 2008 | 08:51 PM
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I was told at the dealership that they all have the same engine as the CLK BS however, it was de-tuned and if I wanted to I could find someone who's really good and tune it to exactly the same as the CLK BS engine...
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Old Nov 29, 2008 | 09:02 PM
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'09 C63 AMG
Originally Posted by Jae Duk
I was told at the dealership that they all have the same engine as the CLK BS however, it was de-tuned and if I wanted to I could find someone who's really good and tune it to exactly the same as the CLK BS engine...
A real tuner can go far beyond even what a CLK BS or SL63 make.
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Old Nov 29, 2008 | 09:42 PM
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2009 C63 AMG
Originally Posted by MHP
A real tuner can go far beyond even what a CLK BS or SL63 make.
Andy--kindly remind me again your policy on if the dealer flashes the ECU--how many times can it be sent back to you for reprogramming without any fee?
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Old Nov 29, 2008 | 09:49 PM
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MHP: What exactly are you attempting to show us regarding MB’s woefully conservative C63 tune?

Originally Posted by MHP
Answer: They desperately need some attention from a competent tuner to unleash their true potential.
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Old Nov 29, 2008 | 09:52 PM
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'09 C63 AMG
Originally Posted by taylorcoleman
Andy--kindly remind me again your policy on if the dealer flashes the ECU--how many times can it be sent back to you for reprogramming without any fee?
We don't charge to reflash if that happens, hopefully it's not a regular occurence lol.
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Old Nov 29, 2008 | 09:56 PM
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'09 C63 AMG
Originally Posted by splinter
MHP: What exactly are you attempting to show us regarding MB’s woefully conservative C63 tune?



Answer: They desperately need some attention from a competent tuner to unleash their true potential.
LOL exactly. Most people won't need anything besides a quality ECU/TCU tune to be more than satisfied with the performance (driveline wise) of their C63s/63s/55s, etc. For the rest, regarding 63s, there's Stage 1.5, 2, 3, and 4.
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