Precision Works Cylinder 4 Coolant Mod Subaru EJ Engines Skid Plate PLM Titanium Turbo to Manifold

PLM Titanium Turbo to Manifold Stud Kit

K-Series K20 Tri-Y Header

Honda B-Series Engines B16 B18 B20

STI 2007-2018

Precision Works Engine Block Front Oil Gallery Plug

Precision Works Cylinder 4 Coolant Mod Subaru EJ Engines Skid Plate PLM Titanium Turbo to ManifoldPrecision Works Cylinder 4 Coolant Mod Subaru EJ Engines Key Features: Increase flow to cylinder 4 Reduce cylinder 4 temperatures to keep all cylinders temp. even Reduce knock and detonation Prevent ring land failure 6061 billet aluminum Precision CNC machined Multi layer silicone hose Stainless steel clamps Designed to work with the following Subaru: Subaru EJ20 EJ25 Engines Subaru WRX 02 14 Subaru STI 2004+