For 2021, the BMW 5 Series facelift, or LCI in BMW's words, gains styling inspired by the flagship 7 Series, and mainly, a massive 10.25-inch infotainment touchscreen, and matching digital instrumentation, along with a few feature upgrades. Here's the road test review of the 520d Luxury Line, the entry point to the 5 Series line-up, with real-world performance and efficiency figures.