GCS Emergency Door Light Blinkers Kit WRX / STI 2015-2021 | EDRLIGHT-18 Vehicle Model_Focus RS Same thread and pitch as

Same thread and pitch as 06 + R180 temp probe fittings

Designed for aggressive track use while maintaining daily driving comfort

ABS construction for the black wing

the DB Series provides a cost-effective entry into professional-grade engine tuning and diagnostics

increasing the downforce generated

GCS Emergency Door Light Blinkers Kit WRX / STI 2015-2021 | EDRLIGHT-18 Vehicle Model_Focus RS Same thread and pitch asProduct Fitment: 2015 2021 WRX 2015 2021 STI These fit in place of the plastic caps inside of the door and can provide extra lighting needed to let other drivers know that your door is open. DETAILS: Fits in place of the plastic cap inside the door Includes wiring A small magnet attaches to the inside of the door and when it senses that your door is open, the light will blink to let other drivers know that your door is open Sold as a pair