Test Drive: 2015 BMW M3 and M4

We now understand why many auto journalists rate this car the best in its class

Now I get it. Many auto journalists I’ve chatted with over the years have raved about the BMW M3, several even calling it their all-time favorite sports sedan. I’ve always been a fan of the brand and the distinctive drive-feel of its products, but until recently I’ve never experienced an M on its home turf—the race track. Now I get it. On a rainy day …