Subaru OEM Knuckle - Front Left 02-07 WRX / 2004 STI | 28313AE030 vendor_Humble Rumble 15" inch inner diameter piping

15" inch inner diameter piping

For larger paint jobs such as side skirts

see additional notes below**

A key focus of the system is proper airflow management

They help maintain proper alignment for your car

Subaru OEM Knuckle - Front Left 02-07 WRX / 2004 STI | 28313AE030 vendor_Humble Rumble 15" inch inner diameter pipingProduct Fitment: 2002 2007 Subaru WRX 2004 Subaru STI 28313AE030 Front Spindle Knuckle, Left is Part Code 28313A in the diagram Warranty Disclaimer: Subaru of America will only warranty parts installed by a CERTIFIED Subaru Dealership. The part being installed must also match the vehicle VIN. IE If you install an STi block in a WRX at your friends shop, do not expect a warranty claim to come through if it explodes! Please use your best judgement.