Audi A4 Oxygen Sensors & Components

Oxygen Sensor (350-35132) by Walker Products®. Position: Upstream. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your...

Oxygen Sensor (350-34138) by Walker Products®. Position: Downstream Driver Side. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It...

Oxygen Sensor (350-34112) by Walker Products®. Position: Downstream. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your...

Oxygen Sensor (350-35015) by Walker Products®. Position: Upstream Driver Side. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will...

Oxygen Sensor (350-34205) by Walker Products®. Position: Upstream. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your...

Oxygen Sensor (350-34144) by Walker Products®. Position: Upstream Driver Side. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will...

Oxygen Sensor (350-35067) by Walker Products®. Position: Upstream Passenger Side. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It...

Oxygen Sensor (350-35035) by Walker Products®. Position: Downstream. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your...

Oxygen Sensor (350-34427) by Walker Products®. Position: Downstream. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your...

Oxygen Sensor (350-34509) by Walker Products®. Position: Upstream. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your...

Oxygen Sensor (350-34029) by Walker Products®. Position: Upstream. Location: B1S2. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It...

Oxygen Sensor (350-34120) by Walker Products®. Position: Downstream Passenger Side. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It...

Oxygen Sensor (350-34928) by Walker Products®. Position: Downstream. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your...

Oxygen Sensor (350-35031) by Walker Products®. Position: Upstream Passenger Side. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It...

Oxygen Sensor (350-34207) by Walker Products®. Position: Downstream. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your...

Oxygen Sensor (350-35092) by Walker Products®. Position: Upstream. Location: B1S2. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It...

Oxygen Sensor (350-34334) by Walker Products®. Position: Downstream. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your...

Oxygen Sensor (350-34223) by Walker Products®. Position: Downstream. Location: B1S1. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind....

Oxygen Sensor (350-34585) by Walker Products®. Position: Downstream Passenger Side. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It...

Oxygen Sensor (350-35064) by Walker Products®. Position: Upstream. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your...

Premium Narrow-band Oxygen Sensor (13524) by Bosch®. Position: Upstream. A worn-out oxygen sensor can cause engine performance problems and shorten the life of the catalytic converter. Tune-up your vehicle with an Oxygen Sensor from...

Premium Narrow-band Oxygen Sensor (15157) by Bosch®. Position: Downstream Passenger Side. A worn-out oxygen sensor can cause engine performance problems and shorten the life of the catalytic converter. Tune-up your vehicle with an...

Premium Narrow-band Oxygen Sensor (13552) by Bosch®. Position: Downstream Driver Side. A worn-out oxygen sensor can cause engine performance problems and shorten the life of the catalytic converter. Tune-up your vehicle with an Oxygen...

Premium Narrow-band Oxygen Sensor (15158) by Bosch®. Position: Downstream. Location: Cylinders 4-6. A worn-out oxygen sensor can cause engine performance problems and shorten the life of the catalytic converter. Tune-up your vehicle...

Premium Narrow-band Oxygen Sensor (16034) by Bosch®. Position: Downstream Passenger Side. A worn-out oxygen sensor can cause engine performance problems and shorten the life of the catalytic converter. Tune-up your vehicle with an...

Premium Narrow-band Oxygen Sensor (16073) by Bosch®. Position: Upstream. A worn-out oxygen sensor can cause engine performance problems and shorten the life of the catalytic converter. Tune-up your vehicle with an Oxygen Sensor from...

Premium Narrow-band Oxygen Sensor (15160) by Bosch®. Position: Upstream. A worn-out oxygen sensor can cause engine performance problems and shorten the life of the catalytic converter. Tune-up your vehicle with an Oxygen Sensor from...

Premium Narrow-band Oxygen Sensor (13842) by Bosch®. Position: Downstream. A worn-out oxygen sensor can cause engine performance problems and shorten the life of the catalytic converter. Tune-up your vehicle with an Oxygen Sensor from...

Premium Narrow-band Oxygen Sensor (13740) by Bosch®. Position: Downstream. A worn-out oxygen sensor can cause engine performance problems and shorten the life of the catalytic converter. Tune-up your vehicle with an Oxygen Sensor from...

Premium Narrow-band Oxygen Sensor (13550) by Bosch®. Position: Downstream Passenger Side. A worn-out oxygen sensor can cause engine performance problems and shorten the life of the catalytic converter. Tune-up your vehicle with an...