ECU Tune
Anyways, I emailed 3S and they told me they could tune the car for $545 USD, and the gains would be ruffly 20hp and 20lbs tq. Has anyone had any previous experience with them? Or Singh? I heard good things on the C63 forum about them. The reason I would like to go with 3S is that they are local and have it done the same night.
I was too but honestly I haven't heard of anyone having any warranty problems since the tuning is through some port and not by taking the ECU unit apart. (From what I believe)
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Rev Competition in richmond does Powerchip (they open up ECU) and Carlson tuning as well.

Still considering doing it, but I'm waiting for the Kleemann headers to become available before making my decision.
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Last edited by micropower99; Nov 5, 2009 at 12:47 PM.




How much did it run? and can you please please please post up a detailed analysis of what you think? Low end torque / delay / 0-60 / 30-100, and just how the car feels in general. I am interested.
I almost had a truck in my trunk today while doing a pass (damn lag). There are days were i have no complaints and then on other days the lag is a bit more noticable.
So looking at the ECU, can you see it has been opened /modified? Let us know how it feels?





