DBA 98-06 WRX Upgrade to STi Calipers w/ Standard 170mm Handbrake Rear Slotted 4000 Series Rotor

Cast from XG-150 high carbon alloyed iron and undergoing Thermal Stability Profiling. DBA's metallurgy is able to handle the increased stress and heat generated under intense braking application time and time again. Featuring DBA;s patented Kangaroo Paw ventilation that implements a series of 144 diamond and teardrop patterned pillars. DBA achieves up to a 30% increase in surface are and 20% improvement in cooling efficiency compared to traditional straight vane design. DBA's 4000 Series T3 rotors feature our best technology and materials for maximum performance. High carbon & heat treated iron, patented Kangaroo Paw ventilation and Tri-symmetrical slotting makes for the perfect direct replacement rotor Built on the foundations of DBA's T2 slot, the T3 slot design features additional, precise, CNC machined tri-symmetrical slots, resulting in an even quieter, more responsive and smoother brake pedal feel The T3 slot increases the number of exit points for brake pad friction dust and gases to escape through, further increasing the consistency and effectiveness of every brake stop, DBA's revolutionary universal slot design eliminates the need for separate left and right slot designs seen in traditional rotor designs, DBA's 4000 Series T3 rotors are recommended for all performance applications from street driving, 4?4 and SUV, light utility vehicles, track days, rally cars and armored vehicles, DBA's 4000 Series rotors feature: XG-150 High Carbon Alloyed Iron, TSP (Thermal Stability Profiling), Thermo-graphic paint markings (THGP), Direct replacement suitability, Moisture proof corrosion protection packaging Upgrade from WRX to STI calipers with 170mm emergency brake Fitment: Subaru Impreza WRX STI 2004 Subaru Impreza WRX STI 2005 Subaru Impreza WRX STI 2006 Subaru Impreza WRX STI 2007 Subaru Impreza WRX STI 2008 Subaru Impreza WRX STI 2009 Subaru Impreza WRX STI 2010 Subaru Impreza WRX STI 2011 Subaru Impreza WRX STI 2012 Subaru Impreza WRX STI 2013 Subaru Impreza WRX STI 2014