Torque Solution Cylinder 4 Coolant Mod - Subaru EJ Engines

Torque Solution Cylinder 4 Coolant Mod for Subaru EJ Engines was designed to increase coolant flow to cylinder #4 head area. The additional coolant flow helps reduce cylinder #4 coolant temps and keeps the temps more uniform with the rest of the cylinders. This helps reduce knock and detonation in cylinder #4, which is known to cause the dreaded EJ ringland failure. Keep your EJ happy by installing our kit. Quality was our #1 priority which is why our kit includes CNC'd billet aluminum head and T fittings along with a multi-layer silicone hose and stainless steel clamps. Features:- CNC'd 6061 Billet Aluminum Fittings- Black Anodized- Multi-Layer Silicone Hose- Stainless Steel Clamps- Limited Lifetime WarrantyFits:- All EJ20 / EJ25 engines- Subaru WRX 2002-2014- Subaru WRX STI 2004-2021- Subaru Forester XT 2004-2008- Subaru Legacy GT 2005-2009