GetADomTune Cylinder 4 Combustion Chamber Cooling System

Industry first DOHC EJ Cylinder 4 Combustion Chamber Cooling kit increases coolant flow in the LH head to improve reliability by reducing detonation causing hot spots, reducing EGT delta and improving overall cooling system performance.

The updated V3 of the Coolant Fix comes in two variations. One works for all Turbo DOHC EJ equipped Subaru models (except 2010+ LGT).

The AN Fitting version is now available, it is only for race cars that have deleted the OEM heater core or switched to an electric water pump.

We are happy to answer any questions.

Please select the correct kit.

Most DOHC Turbo EJ applies to: GC, GD, GG, GR, GV, VA (w/ EJ), SG, SH, LGT (05-09)

Does not work with LGT 2010 +.
Each kit contains:

• 1x Coolant pipe assembled with a Stainless Pinch clamps, Custom machined and anodized 6061 fitting.

• 1x Stainless T Fitting

• 3x 316SS or 304SS embossed worm clamps (subject to market availability)

• 1x Instruction Sheet

Each AN Fitting contains:

• Custom -10AN Fitting

These Cylinder 4 cooling fix modifications are in high demand. we have numerous suppliers including direct to obtain these. If they are out of stock everywhere you will be notified of the back order via email