Buy OEM 2009 Porsche Part # 99360612701 (993-606-127-01, 99360612700). Oxygen Sensor (Rear). W/TURBO, rear. Oxygen Sensor - Repair or Replace A failed Oxygen Sensor will often have no noticeable symptoms

Oxygen Sensor.
Oxygen Sensor.

Oxygen Sensor

Fits 911

W/TURBO, rear.
Oxygen Sensor - Repair or Replace
A failed Oxygen Sensor will often have no noticeable symptoms beyond a check engine light, but it does cause your 2009 Porsche to operate inefficiently and produce higher emissions. Our technicians have access to manufacturer-approved repair processes and Porsche genuine parts.