The Bridgestone Potenza RE070 285/35 R20 100Y DOT 2020 Run Flat is a performance summer tyre developed for the sedans in 2004-2007 such as the Subaru Impreza WRX STI and for sportscars made in 2008-2009 such as the Honda S2000 CR Great handling and optimal grip on dry roads The asymetrical tread pattern helps in improving traction. The semi-slick outboard shoulder blocks and the inboard ribs increase the inital response and the lateral rigidity to prevent uneven wear caused by brutal acceleration.