Which Lamborghini model is the most expensive model that is a two-door, two-seater with a V10 high-performance engine?
Lamborghini Reventón:  It was the most expensive Lamborghini road car until the Lamborghini Sesto Elemento was launched, costing two million dollars (~$1.5 million, or ~£840,000). Lamborghini Sesto Elemento: The Sesto Elemento ("Sixth Element" in English) is a two-door, two-seater, V10 high-performance
Lamborghini Sesto Elemento