Posted in BMW, BMW M, BMW X4, Detroit-Auto-Show, new cars BMW X4 M40i Flexes 360 PS Straight Six In Detroit Author: Sergiu Tudose Published Date: January 12, 2016 Priced at $57,800 in the US, BMW's top of the range X4 promises to offer more bang for your buck than its current rival, the Porsche Macan.Read more » Related News BMW M2 And X4 M40i Making World Debuts At 2016 Detroit ShowThe BMW M2 and BMW X4 M40i are set to celebrate their respective world debuts at the Detroit Auto Show… New BMW X4 M40i Leaks Early, Gets 360PS Turbo'd SixThe first images and details of BMW's M Performance version of their new X4 sports crossover named the M40i have… BMW X4 Concept RevealedThere is no doubt that BMW has set its eyes on dominating the luxury automotive market while at the same… The K 1600 B Bagger Is BMW's Latest Straight-Six MotorcycleOver the years, BMW has become synonymous with six-cylinder engines (introducing their first straight-six in 1933), so much so that…