The Porsche GT3 is back on the channel after a little absence – in that time my Porsche 991 GT3 has clocked over 20,000 miles via a mixture of track days, road trips, filming and day to day use. The 991.2 generation of GT3 has been remarkable, with an engine that revs to 9,000rpm and and incredibly slick manual gear box, this is truly one of the greatest road cars I’ve had the pleasure of driving. In today’s video I share the running cost of brake maintenance after a lot of track use and a brief look at track day etiquette…