Audi's 2001 TT One-Off Prototype with 380PS 2.7 V6 That Failed to Make it to Production

Long before the Audi TT-RS, the company’s Quattro GmbH division saw potential for a high-performance TT Coupe model. Engineers thought a good way to turn the soft TT into a true sports car was to transplant the twin-turbocharged 2.7-liter V6 engine from a contemporary Audi RS4 Avant (B5 generation). Read more »