Hey guys, I've ended up with two of these, so I'm unloading one. Brand new, in the box CPA Chiptuning Powerbox Nitro for F15 X5, N55 engine. Link below to manufacturer specs. Sells new for $650, so $300 with free shipping is a solid deal.
https://www.cpachiptuning.us/manufac...rive35i-225kw/