C219 CLS55 and CLS63, 2004-2010

ECU Upgrade Experience

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Old Jul 26, 2007 | 11:52 AM
  #1  
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CLS 55amg
ECU Upgrade Experience

Im thinking about getting a ECU, and i was wondering if anyone on here who has upgraded there ecu has had any problems and if so what kinda problems??

thanks
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Old Jul 26, 2007 | 10:14 PM
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CLS63
Just did the renntech ECU upgrade and 100% happy with it. Really brings the car to life. Creative Auto Works These guys know German cars. Give them a call, ask for James. Look for them here on the forum. Hey James Headers PM me
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Old Jul 26, 2007 | 10:19 PM
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SL55AMG, Ferrari 348, Ferrari Testarossa, Ferrari F40, Ferrari Mondial t, Ducati 916, Indycar
Our only business is ECU work. We offer a 30 day satisfaction guarantee, as well as a 2 yr warranty. So far....everyone is happy! And our list of customers and distributors keeps growing.
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Old Jul 27, 2007 | 03:46 PM
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2022 AMG SL 63. 2021 APR stage 1 Audi SQ7.
Dino's dyno.....

Dino, I saw your dyno.

How does this compare to the Renntech?

Price comparisons???
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Old Jul 27, 2007 | 04:08 PM
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Originally Posted by Thblur7
Im thinking about getting a ECU, and i was wondering if anyone on here who has upgraded there ecu has had any problems and if so what kinda problems??

thanks
PM Sent

-AS
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Old Jul 28, 2007 | 02:13 AM
  #6  
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SL55AMG, Ferrari 348, Ferrari Testarossa, Ferrari F40, Ferrari Mondial t, Ducati 916, Indycar
Originally Posted by traumadoc
Dino, I saw your dyno.

How does this compare to the Renntech?

Price comparisons???
I haven't seen a recent Rentech dyno, but I know that we have been equal or better on most I have seen. What I do know is that I have dialed ours in so that the power is more usable...in the heart of the rev range.

As far as price goes, I know we smoke 'em!

...And since everyone is going so much faster, you are goimg to need to stop better........We just became a Brembo dealer! I have been using them in my racing Ferrari's for years, and they are the best! As good as our stock OEM Brembos are, I drove an SL55 with their GT set up, and its a huge difference.

Last edited by IngenereAMG; Jul 28, 2007 at 02:21 AM.
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Old Jul 28, 2007 | 02:35 AM
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Same question as Traumadoc..
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