Turbo Groove automotive brake discs have a widened, arcuate slit that increases the flow of cool air, lowering the temperature of the brake pads and disc, while draining dust, dirt and hot gases better than a straight line, which can rust and become ineffective. Drilled holes remove surface gases when braking from high speed, while not weakening the structure of the disc as in through drilling. TECHNICAL DATA Type: Drilled and Slotted Full / Ventilated: Ventilated Number of holes: 5 Diameter (mm): 284 Height (mm): 73 Thickness (mm): 22 Minimum thickness (mm): 20 Axle application: Front APPLICATION Brand Model Engine Value Power (HP) Yearbook BMW 1 SERIES (E81) 116 1.6 2004-2009 BMW 1 SERIES (E81) 118 2.0 2005-2010 BMW 1 SERIES (E81) 116 2.0 2008-2010 BMW 1 SERIES (E81) 116 2.0 2010-2011 BMW 1 SERIES (E81) 116 2.0 TD 2008-2010 BMW 1 SERIES (E81) 116 2.0 TD 2010-2011 BMW 1 SERIES (E87) 116 1.6 2004-2009 BMW 1 SERIES (E87) 118 2.0 2005-2010 BMW 1 SERIES ( E87) 116 2.0 2008-2010 BMW 1 SERIES (E87) 116 2.0 2010-2011 BMW 1 SERIES (E87) 118 2.0 TD 129 2004-2006 BMW 1 SERIES (E87) 116 2.0 TD 2008-2010 BMW 1 SERIES (E87) 116 2.0 TD 2010-2011 BMW 1 SERIES (F20) 116 1.5 TD 2016-2019 BMW 1 SERIES (F20) 116 1.5 TURBO 2016-2019 BMW 1 SERIES (F20) 118 1.5 TURBO 2016-2019 BMW 1 SERIES (F20) 116 1.6 TD 2012-2016 BMW 1 SERIES (F20) 114 1.6 TD 2012-2016 BMW 1 SERIES (F20) 116 1.6 TURBO 2011-20 16 BMW 1 SERIES (F20) 114 1.6 TURBO 2012-2016 BMW 1 SERIES (F20) 118 2.0 TD 2011-2016 BMW 1 SERIES (F20) 116 2.0 TD 2011-2016 BMW 1 SERIES (F20) 116 2.0 TD 2011-2019 BMW 1 SERIES (F21) 116 1.5 TD 2016-2019 BMW 1 SERIES (F21) 118 1.5 TURBO 2015-2019 BMW 1 SERIES (F21) 114 1.6 TD 2012-2016 BMW 1 SERIES (F21) 116 1.6 TD 2012-2016 BMW 1 SERIES (F21) 114 1.6 TURBO 2012-2016 BMW 1 SERIES (F21) 116 1.6 TURBO 2012-2019 BMW 1 SERIES (F21) 118 2.0 TD 2012-2016 BMW 1 SERIES (F21) 116 2.0 TD 2012-2019 BMW 1 SERIES (XDRIVE F20) 118 2.0 TD 2011-2016 BMW 1 SERIES (XDRIVE F21) 118 2.0 TD 2011-2016 BMW 2 SERIES (F22 COUPE) 218 1.5 TURBO 136 2015- BMW 2 SERIES (F22 COUPE) 218 2.0 TD 141 2014-2016 BMW 2 SERIES (F22 COUPE) 218 2.0 TD 150 2015- BMW 2 SERIES (F23 CONVERTIBLE) 218 1.5 TURBO 136 2015- BMW 2 SERIES (F23 CONVERTIBLE) 218 2.0 TD 150 2015-