Nice Werk: Marcus Walz reveals kits to tweak the BMW R18

Whenever a concept motorcycle becomes a production motorcycle, there are tears over how far the final product has strayed from the original design. The BMW R18 is no exception—but ultimately it's an unavoidable scenario. Concept bikes are there to turn heads, but production bikes need to consider practicality, mass appeal and homologation for different markets. So once the bike's rolled off the assembly line, it's up to customizers to 'fix' it. This slick R18, from the famed German shop WalzWerk, is the third in a rapid sequence of subtly tweaked R18s that we've shown recently. And it makes a really...