Power Chip ECU upgrade
I'd go with SpeeDriven. They can also match tune the TCU for firmer shifts. They just built an SL600 with 1000HP. www.SpeeDriven.com
MBWorld Fanatic!
Joined: Mar 2004
Posts: 5,768
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From: South FL & NYC
Your worst nightmare...
I'd go with SpeeDriven. They can also match tune the TCU for firmer shifts. They just built an SL600 with 1000HP. www.SpeeDriven.com




