Renntech ECU Upgrade? - MBWorld.org Forums

08-31-2012, 01:03 PM

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enzom

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2005 E55

Renntech ECU Upgrade?

Folks - Am looking at a leftover 2012 ML550 tomorrow. I am coming out of a Range Rover Sport Supercharged and can't see myself being happy with 400 hp in a truck. Any owners of the 4.6 ltr. TT go with the Renntech ECU? The gains advertised are incredible. Thanks.

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