AEM Throttle Control Module - 2005-2021 Subaru WRX / 2004-2014 STI / 2016-2021 Crosstrek / 2004-2021 Impreza / Forester / 2005-2021 Legacy / Outback PDM_fog-light-bezels This results in improved transmission

This results in improved transmission feedback when shifting

Machined aluminum Radium Engineering Air Oil Separator

The piston head design allows independent tuning of the compression and rebound damping forces to provide optimum ride comfort and performance without compromise

Stronger and More Durable: Crafted from premium pre-hardened stainless steel

Big brake hat-Short offset

AEM Throttle Control Module - 2005-2021 Subaru WRX / 2004-2014 STI / 2016-2021 Crosstrek / 2004-2021 Impreza / Forester / 2005-2021 Legacy / Outback PDM_fog-light-bezels This results in improved transmissionThe AEM TCM (Throttle Control Module) instantly puts YOU in CONTROL. Get rid of laggy acceleration and dead pedal with an AEM TCM. Wirelessly program your own throttle curves with your Phone when using the AEM TCM APP. You can use one of 5 preset throttle curves or customize and save up to 3 of your own. Be in CONTROL and dial in your throttle curve just the way you want. Installation is plug & play through your accelerator pedal harness. Phone APP