Quote:
Originally Posted by Phil335
I never heard anything about a stage 1 or a stage 2. Thats new to me. I was told it was only one flash for an extra 20hp and 32lb ft of torque.
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Stage 1 is the software only. Stage 2 listed below:
It's the same software update for both but BMW state that if you're gonna track the car it needs stage 2 - effectively adding better cooling to handle "prolonged higher temps"...