Secondary Air Injection Check Valve for Subaru WRX STI Left 14864AA020

Enhance your Subaru WRX STI’s emission system with this aftermarket Left Secondary Air Injection Check Valve (part number 14864AA020). Designed to fit perfectly and function reliably, this valve helps maintain optimal air injection performance. Please note, this is an aftermarket replacement part, not an OEM component. Easy to install and built to last, it’s a cost-effective solution for your vehicle’s air injection needs. Keep your WRX STI running clean and efficient with this quality check valve Compatibility may vary depending on the machine's serial number. Please verify fitment before purchase.