BMW M Supercar Concept: A Stunning Proposal for an Audi R8 Rival

var addthis_pub="mastersairabBMW M Supercar Concept: A Stunning Proposal for an Audi R8 Rival .fullpost{display:inline;} It's been three decades since BMW produced its first and last mid-engined supercar, the M1, and even though the Bavarian firm raised expectations with the introduction of the M1 Homage Concept at last year's Concorso d'Eleganza, the company