K-Tuned 9th Gen 12-15 Civic Si RBC Swap 3.5" Short Ram - KTD-SR9R-35F 1.75" to 2.00" Includes Flanges to fit Stock

Includes Flanges to fit Stock Intercooler Piping

a vibrant hue that is sure to be the focal point of any interior

The 9th Gen Civic Si's OEM radiator hoses are made from EPDM rubber

Input Spline Spline Count: 10

FEATURESSubaru SF Intake System WRX 2015-2021Integrated Velocity Stack MAF HousingBlack Powdercoated Airbox with COBB BadgePre-Oiled Cone FilterCompatible with COBB "+SF" OTS Maps

K-Tuned 9th Gen 12-15 Civic Si RBC Swap 3.5" Short Ram - KTD-SR9R-35F 1.75" to 2.00" Includes Flanges to fit StockApplications: 12 15 Civic Si with RBC Intake Manifold Features: * Available in 3. 0" and 3. 5" piping Notes: * Flashpro or KTuner is REQUIRED * Must use after market Clutch Line to avoid contact with battery tray. * Does NOT fit stock intake manifold * OEM ECU (No flashpro) do not connect VC to intake pipe. Small filter provided for valve cover vent. * Flashpro is required and you'll have to switch over to a MAP based tune if your choosing the 3. 5"