Disc Brake Rotor Sport Slotted Stoptech 126.34150SL for sale online eBay Disc Brake Rotor Sport Slotted Stoptech 126.61100SR eBay StopTech Performance Brake Rotors, Pads, Lines & Kits CARiD StopTech Performance Brake Rotors, Pads, Lines & Kits CARiD. StopTech Slotted Sport Rotors are 1 piece direct replacement brake discs for factory brake systems and stock calipers that look great behind your wheels and offer significantly improved braking performance. The unique slotting aids with heat and brake dust dispersal, prevents glazing of the pads, adds bite and improves wet and dry braking performance. Built to last, the black e coating provides protection from corrosion and the high carbon metallurgy (in most applications) offers quieter operation, better crack resistance and increased performance.This Part Fits:YearMakeModelSubmodel2008 2011AudiTT QuattroBase2012 2013AudiTT RS QuattroBase2009 2015AudiTTS QuattroBase