Autoweek and Fourtitude were able to enjoy some seat time in the Audi R8 V12 TDI LeMans concept before its official unveiling in Geneva last week. Their drive was short (about an hour with a 50 ...

var digg_url = 'https://digg.com/autos/500hp_23_mpg_Audi_R8_V12_TDI_concept_leaked_before_Detroit'; Audi's having a spot of trouble keeping a lid on things ahead of ...

There’s also the hardcore GT based on the first-generation model ... the I5 actually had more torque than the V10 thanks to forced induction. Audi R8 V12 TDI Concept Audi R8 E-Tron What's ...