First, Add Your Vehicle
Get an exact fit for your vehicle.
Tap image to zoom
Bosch Exact Fit Oxygen Sensor 12109Shop All Bosch
Part # 12109
SKU # 231855
Price Not Available
Wiring Harness Length
BOSCH leads the way in oxygen sensor technology and innovation. From overall sensor design to the critical ceramic element, BOSCH is known worldwide for quality and performance.
- Premium BOSCH oxygen sensors are designed to improve fuel economy while reducing harmful emissions
- Performance meets or exceeds OE specifications
- Direct fit includes OE connector for easy installation
- BOSCH invented the oxygen sensor and manufactures more oxygen sensors for the independent aftermarket than any other supplier.
Advice and How-To's
- Check Emission System Light: What It Means and What to Do About It
- Signs Of A Cracked Exhaust Pipe
- The Difference Between Muffler and Exhaust
- Signs of a Bad Muffler
- What Does Muffler Replacement Cost?
- What is Muffler Delete?
- How to Replace a Muffler
- Why Do People Steal Catalytic Converters?
- What Black, Blue, or White Smoke from a Car's Exhaust Means
- Why is My Check Engine Light On?