Quote:
Originally Posted by bulldog x6
+80HP on an N55? doubt it
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The gain on N55 is 61hp and 88 tq. I have the ETG tune in my f10 535i.
Quote:
Originally Posted by weissja
Anyone have experience with ETG's tune for the 550? As I understand it, it's a slave ECU that's added to create about 80+hp, and is easy to take out of the car.
Thanks.
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I'm not too sure about the 550, but the one on my 535i, it's awesome. You can definitely feel the difference. Especially the throttle response and reduced turbo lag.