OLM STI Style Carbon Fiber/Gloss Black Spoiler w/o bases - 2015+ WRX / STI japanese-import They have higher spring rates

They have higher spring rates and valving to suit performance track driving at no cost

Crafted from premium dry carbon fiber

NOTE: While most of the connectors are sealed

It installs easily over your factory color coded piece with pre-applied 3M automotive grade double sided adhesive

OLM STI Style Carbon Fiber/Gloss Black Spoiler w/o bases - 2015+ WRX / STI japanese-import They have higher spring ratesThis OLM STI Style Carbon Fiber Gloss Black (underside) Spoiler is sure to turn heads. This is a sleek upgrade for anyone wanting to upgrade their factory STI wing. NOTE: Uses Factory style bases and hardware; neither are included.