GrimmSpeed Phenolic Thermal Manifold Spacer WRX (2002-2014) STI (2004-2018) Variations:GrimmSpeed 8mm Phenolic Thermal Spacer WRX/STI (2002-2014) LGT (2005-2009) producing faster revs

producing faster revs

either the trumpet or plumb back outlet is fully open

Torque capacity is rated at 400ft/lbs at the crank

The specs for this white Cosmis Racing XT-006R Wheel are 20x9

The EVO X SPEC lightweight flywheels are recommended for highly modified street or racing vehicles

GrimmSpeed Phenolic Thermal Manifold Spacer WRX (2002-2014) STI (2004-2018) Variations:GrimmSpeed 8mm Phenolic Thermal Spacer WRX/STI (2002-2014) LGT (2005-2009) producing faster revsIn case you weren't aware, the cooler your intake air is the more HP your car will achieve. One way to reduce intake air temperatures is to raise the intake manifold off the engine with GrimmSpeed's Phenolic Intake Manifold to Engine Thermal Spacer. Phenolic spacers have been used for years by many other specialized automotive companies, but GrimmSpeed is one of the first to offer this technology to the Subaru world. Benefits Notes: Phenolic spacers