Prosport Waterproof Electric Boost Sender + 9ft Harness Vehicle Model_RX-8 Bolts directly onto OEM catalytic

Bolts directly onto OEM catalytic converter

Finally they are Black Nickel plated to last a lifetime

Subaru WRX and STI Extreme Low Coilover Specs:

05+ Subaru Impreza

Prosport Waterproof Electric Boost Sender + 9ft Harness Vehicle Model_RX-8 Bolts directly onto OEM catalyticPart #: PSR PSEBOSWP 250 This model is completely waterproof. Designed to be used with all Prosport Electric Boost gauges. Be sure to use an in line filter(supplied with all of our boost gauges) to extend the life and accuracy. *Note: This includes the sender and 9ft. wiring harness (with waterproof connector) to use with our premium series gauges. If you are purchasing this as a replacement for a performance or digital series gauge, please see the