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Spectre Plenum Kit Low w/Driver Side 45/90 Degree Tube

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Spectre Universal Mass Air Flow Sensor Adapter 3in. OD

Spectre

Spectre Universal Mass Air Flow Sensor Adapter 4in. OD

Torque Solution

Torque Solution 01-05 Subaru WRX Throttle Body Adapter - DBC to DBW Intake Manifold

Torque Solution

Torque Solution 06-21 Subaru STI / 08-14 Subaru WRX Big Bore 76mm Throttle Body Adapter - Black

Torque Solution

Torque Solution 06-21 Subaru STI / 08-14 Subaru WRX Big Bore 76mm Throttle Body Adapter - Silver

Torque Solution

Torque Solution 06-21 Subaru STI EJ Big Bore Manifold Big Bore 76mm Throttle Body Adapter - Black

Torque Solution

Torque Solution 06-21 Subaru STI EJ Big Bore Manifold Big Bore 76mm Throttle Body Adapter - Silver