Precision Works Cylinder 4 Coolant Mod Subaru EJ Engines Skid Plate Tuner shops agree - PLM

Tuner shops agree - PLM manifolds are the best value on the market today

Now offered with high flow cat

Precision Works Engine Block Front Oil Gallery Plug

it prevents large debris from entering into the turbo housing

installs it on the PLM engine stand

Precision Works Cylinder 4 Coolant Mod Subaru EJ Engines Skid Plate Tuner shops agree - PLMPrecision 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+