IAG Revolve Engine Bay Dress-Up Cap Kit Red Subaru STI 2015-2021 | IAG-ACC-5404BKRD FocusRS_2016-2020 Hard driving causes higher engine

Hard driving causes higher engine temperatures

0" inch Velocity Stack

We've also added 76 percent more fin surface area to the core

installing a new throttle body

Is your old 90 degree TMIC coupler all chewed up from years of use

IAG Revolve Engine Bay Dress-Up Cap Kit Red Subaru STI 2015-2021 | IAG-ACC-5404BKRD FocusRS_2016-2020 Hard driving causes higher engineProduct Fitment: 2015 2021 Subaru STI Upgrade your engine bay with style and precision using the IAG Revolve DressUp Cap Kit. Designed for 20152021 Subaru STI models, this kit replaces factory plastic caps with precision machined anodized billet aluminum caps for the oil, brake, power steering, coolant, and washer reservoirsenhancing appearance without compromising functionality. Features: Premium Construction CNC machined from 6061 billet aluminum