Kelley Blue Book’s Senior Managing Editor Matt DeLorenzo writes This Week in Car Buying, a weekly column on KBB.com. In this week’s article, Matt highlights pricing for its new 3-row crossover SUV called XT6, positioned between the XT5 and Escalade. The 2019 Hyundai Kona Iron Man reflects the comic-book inspired hero that is Tony Stark’s alter ego. And, the run of V12 engines in Mercedes-Benz S-Class sedans is about to come to an end. Then there are transaction prices. Even though February sales declined, the average price paid for new vehicles jumped nearly three percent over year ago levels.