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Killer B Upper (turbo) Coolant Reservoir 03-14 WRX/STi


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

Fits All Metal WRX & STi Turbo Intake Manifolds 

Full 3D CNC Machined Neck and Body 

Hand TIG Welded Barb Connections and Bracket 

1/4” Thick CNC Laser Cut Bracket 

Powder Coated Black"

2002-2007 WRX, 2004-2018 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