OVERTAKE Phenolic Spacers 8mm Thick- Subaru EJ Engines Forester XT 2004-2008 and FA cases

and FA cases

but the effect on the engine’s operation will be unchanged at least

keeping intake temperatures lower for improved performance

The Blouch Dominator 5

OVERTAKE Phenolic Spacers 8mm Thick- Subaru EJ Engines Forester XT 2004-2008 and FA casesOvertake Phenolic Intake Manifold Thermal Spacer Reduce Heat, Increase Power Is your Subaru engine running at its full potential? One of the biggest obstacles to maximizing your engine's performance is heat soak when heat from your engine transfers into your intake manifold, reducing air density and limiting power. The cooler the intake air, the more horsepower your engine can achieve. That's where the Overtake Phenolic Intake Manifold Thermal Spacer