PRINT3D Fluid Reservoir Caps 2015-2021 Subaru WRX / STI | P3D-RESCAPWRX vendor_KYB Proper alignment setup is critical

Proper alignment setup is critical to maximize performance benefits

This larger volume of airflow reduces pumping loss and creates an unrestricted air path to feed the MAF housing with ambient temperature air

Part #: 17010098

Cast Collector

BUT there is one problem - your car is a daily driver

PRINT3D Fluid Reservoir Caps 2015-2021 Subaru WRX / STI | P3D-RESCAPWRX vendor_KYB Proper alignment setup is criticalP3D RESCAPWRX Time to get rid of all that unsightly yellow under the hood of your car! Available in multiple colors with more coming: Black Red White Dark Blue Purple Grass Green 15 21 WRX STI Fluid Reservoir Caps are 3D Printed utilizing quality Hi Temp PETG filament for strength, temp resistance & is 100% fluid safe! 3 Pieces included, brake fluid cap, coolant reservoir cap, and the washer reservoir cap each fully replaces the factory cap only