Killer B Upper Turbo Coolant Reservoir V2 w/o Fittings Subaru 2002-2007 WRX / 2004+ STi

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Killer B Upper Turbo Reservoir for EJ motors utilizes the OEM high point location, mounting points, Subaru filler cap, maintains proper cooling system function, and most importantly, provides clearance for the big rotated turbo setups. All while looking like it belonged there, not as an afterthought.

Version 2 adds the option of Barbed, AN, or no fittings.


  • Fits All Metal WRX & STi Turbo Intake Manifolds
  • Full 3D CNC Machined Neck and Body
  • Hand TIG Welded Bracket
  • 1/4” Thick CNC Laser Cut Bracket
  • Black Finish
Vehicle Fitment:
  • 2002-2007 Subaru WRX
  • 2004+ Subaru STi

This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to