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Subaru WRX STI
The ELITE Series are exclusive
Direct fit and pre-set adjustment
Friction Material: Carbon-Fiber Ceramic
oiled OE replacement performance filter will outflow the stock filter by up to 33% for improved horsepower and torque
Agency Power Silicone Intake Tube - 2013-2016 Scion FR-S / 2013-2020 Subaru BRZ / 2017-2019 Toyota 86 PDM_turbos Subaru WRX STIThe silicone intake hose by Agency Power is all smooth inside. Its mandrel design allows for small flex while the 1 piece part gives a less restrictive bend. No ridges or sharp bends means faster, smoother air flow. The second issue is the intake noise box. This is great to hear your engine in the stock form, but that small split in the factory intake hose does not allow for a perfect, smooth air flow. Agency Power Silicone Intake Tube Turbulent air