Went out to Wilcox AZ last weekend with the 135i and had an absolute blast! Here's some footage of my Uncle's e36 M3 race car and my 135i around 9 minutes in. Great track, highly recommend if you can get out there.
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'11 135i M-Sport DCT, M3 RSFB, PPK, CP, BMS intake, Agency Power Axle Back, VRSF 5.5" FMIC, FSB, M3/M1 Front + Rear Control Arms, Ground Control Coilovers, Ground Control Camber Plates, E92 M3 Front Seats, VMR 701's Squared 255's, E92 M3 Steering Rack - Daily Driven, Occasionally Tracked - 157k miles <SOLD> >2021 HS M2C Manual