Pay in 4 interest-free payments of $275.00 Learn more
Ships within 48 hours · Estimated delivery Jul 25 - Jul 30
steeper routing — reduces backpressure the turbine sees
Installs in a few hours with minimal hand tools and know how
Replaces the factory handbrake knob
Includes full-featured tuning software at no extra cost
This muffler delete WILL NOT work with the SPT exhaust or other aftermarket exhaust systems
Yellow Speed Racing Rear 6 Piston Ultra Big Brake Kit - 2004-2007 Subaru WRX / STI / Impreza (GD) Caliper Model:YSCPR6b steeper routing — reduces backpressureYellow Speed Racing Rear 6 Piston Ultra Big Brake Kit 2004 2007 Subaru WRX STI Impreza (GD) When the Factory Brakes Are No Longer Enough Yellow Speed Racing's Ultra Series Big Brake Kit is engineered for road and track use, addressing the limitations of factory brake systems on performance driven vehicles. Factory brakes are calibrated primarily for everyday driving once a car has seen significant power additions, or begins spending time at track