Stage 1 Custom Tune / CS Tune for BMW F80 / F82 / F87BIMMER REMOTE presents Stage 1 Tune (Custom) for BMW F80 F82 F83 F87 (M2 M3 M4). We can also put original OEM CS file to M2 M3 M4. All you need is an ENET cable, Windows PC and Battery Tender. Process takes around an hour. Need a good network, all done remotely through TeamViewer. com You can expect (S55 Engine). 510 hp 500 ft lb (680Nm) You can expect (N55 Engine). 410 hp 430 ft lb (580Nm) Gauges will be rescaled to proper values. Speed limiter set