4.0s 2018 BMW M4 CARBON Leads 4 Series Refresh
The 4 series will bring some updates to its style, tech and powertrains for the 2018 model year.  Some news out of the UK market this morning offers a first look at the refreshed M4, 430i and 440i Coupes, Gran Coupes and Convertibles. Detail tweaks to the lighting — adding a more boxed element to the LED DRLs, primarily — in what BMW calls its new Icon Adaptive LED lighting will now be available on the M4.  The M4 Carbon is a fresh option package that pulls some of its race-ready pieces from the $130k M4 GTS.  The new M4 Competition …