2002-2007 WRX/STI

The Killer B Motorsport High Performance Oil Control Valve keeps oil from flowing out of the head breather ports while under high cornering loads. ...

Killer B Upper Turbo Reservoir for EJ motors utilizes the OEM high point location, mounting points, Subaru filler cap, maintains proper cooling sys...

The Killer B Motorsports Bulkhead Division Plate has been designed to divide the passenger compartment from the trunk space. This unit is required ...