Kozmic Subaru Speed Density

Subaru SD Kit - Allows proper IAT measurement in the charge air before the throttle body for engine calculations.

• Plug and Play! No cutting, splicing, etc *

• Standard Response AEM/GM Intake Air Temp Sensor Included

• NEW - Fast Response IAT Sensor Upgrade is optional - 10x air temp change speed on the sensor!

• USA Assembled Kit

• Fitment for 2002-2021 Subaru Turbo Models available.

• This kit replaces the MASS AIR FLOW SENSOR.

Note: Your tune will need the IAT sensor need calibrated for the AEM/GM IAT Sensor. Please email for calibration data on the fast response sensor once purchased.

Built to Order (Special Order) - Typically components are in stock to be shipped in 2-7 business days.

*3/8" NPT bung required on charge system for IAT sensor* 

***Installation REQUIRES TUNING THE CAR ON SPEED DENSITY***