We use cookies to make your experience better. To comply with the new e-Privacy directive, we need to ask for your consent to set the cookies. Learn more.
GDT Cylinder 4 Chamber Cooling System (EJ20/EJ25)
SKU
CYL4COOL
GDT proudly offers the industry's first Subaru DOHC EJ Cylinder 4 Combustion Chamber Cooling kit that increases coolant flow in the left-hand cylinder head. Improving the coolant's flow improves reliability by reducing detonation causing hot spots. Each kit includes an assembled hose kit that features a high-grade silicone hose and custom machined 6061 anodized fitting. The kit also includes a stainless steel "T" fitting and pinch clamps. The kit is designed to fit all EJ20 / EJ25 2002-14 WRX, 2004-2020 STI, 2004-08 Forester XT, and 2005-09 Legacy GT.
Kit Includes
- (x1) Assembled Hose Kit w/ anodized fitting and stainless pinch clamp.
- (x1) Stainless "T" Fitting
- (x3) 316SS or 304SS embossed worm clamps (subject to market availability)
- (x1) Instructions
