2004 Subaru WRX Oxygen Sensors
- Denso® - Downstream OE Connector Oxygen SensorSubaru WRX 2004, Downstream OE Connector Oxygen Sensor by Denso®, 1 Piece. Denso's light duty oxygen sensor started to appear on vehicles with the development of fuel injection systems. The basic job of the sensor is to monitor the air fuel...Our price: $67.34$67.3420% OFF
- Spectra Premium® - Oxygen SensorSubaru WRX STI 2004, Oxygen Sensor by Spectra Premium®. Downstream. To ensure your vehicle has optimal performance and fuel economy while producing minimal emissions replace a defective O2 sensor with one backed by the aftermarket’s most...Our price: $122.45$122.4520% OFF
- Delphi® - Oxygen SensorSubaru WRX 2004, Oxygen Sensor by Delphi®, 7/8" Wrench, Square-4 Blade Connector, 18 x 1.5mm Thread, 4 Wires, 7/8" Wrench. As one of the leading suppliers of oxygen sensor technology since 1978, Delphi planar technology is the result of their OE...Our price: $69.43 - $210.04$69.4320% OFF
- Accel® - Gen VII™Linear Oxygen SensorUniversal Gen VII™Linear Oxygen Sensor by Accel®. No matter what vehicle you own, its ignition system is what helps to achieve the mileage and power you bought it for. Quality ignition system components are a sure way to let your engine run...Our price: $77.06 - $1,020.96$77.0620% OFF
- NTK® - Replacement Oxygen SensorSubaru WRX 2004, Replacement Oxygen Sensor by NTK®. This product is designed to improve engine efficiency and fuel mileage, while reducing emissions and extending catalyst life. The oxygen sensor is made of premium quality material and...Our price: $91.44$91.4420% OFF
- Hitachi® - Oxygen SensorSubaru WRX STI 2004, Oxygen Sensor by Hitachi®. This is an aftermarket part that replaces factory OE # 22690AA640. This sensor is manufactured using the latest electronic-sensing technology to ensure accurate measurement of the concentration of...Our price: $205.09$205.0920% OFF
- Accel® - UEGO Wideband O2 ModuleUniversal UEGO Wideband O2 Module (77062N) by Accel®. No matter what vehicle you own, its ignition system is what helps to achieve the mileage and power you bought it for. Quality ignition system components are a sure way to let your engine run...Our price: $510.47$510.4720% OFF
- Walker Products Inc.® - OE Connector Oxygen SensorSubaru WRX 2004, OE Connector Oxygen Sensor by Walker Products Inc.®. Position: Rear. Is your CHECK ENGINE light on? Has your vehicle failed a state emissions test? Your vehicle’s emissions control system is in need of repair, but before you...Our price: $82.17$82.1720% OFF
- Denso® - Upstream OE Connector Air Fuel Ratio SensorSubaru WRX 2004, Upstream OE Connector Air Fuel Ratio Sensor by Denso®, 1 Piece. The air/fuel ratio sensor sends information to the engine management computer to makes adjustments based on driving conditions. This wider range and variable...Our price: $132.17 - $158.85$132.1720% OFF
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Posted by William C.
"I am very pleased with the product. It came in good condition and was a perfect fit, not a close fit but a perfect fit. Oh yes, the check engine Service light did go out!"