Porsche is the number one prestige car brand clamped last year by DVLA Driver & Vehicle Licensing Agency sent this bulletin at 27-03-2019 01:52 PM GMT Porsche is the number one prestige car brand clamped last year by DVLA Porsche has topped the list of the prestige cars clamped for being untaxed in 2017 to 2018 according to figures released by DVLA today. For more information...