2003 Subaru WRX Ignition Relays, Sensors & Switches
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TRQ®Ignition Knock SensorSubaru WRX / WRX STI 2003, Ignition Knock Sensor by TRQ®. Don't wait and replace your faulty ignition knock (detonation) sensor that’s your first line of alert in the event of your engine is experiencing detonation problems. This...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$34.87$35.95Save $1.08 (3%) - Holstein®Ignition Knock Detonation SensorSubaru WRX / WRX STI 2003, Ignition Knock Detonation Sensor by Holstein®. OE Replacement Parts You Can Trust. The Knock Sensor is able to detect mechanical stress and produces a voltage when the car knocks or pings. Under heavy...Holstein utilizes only premium materials to ensure durability and reliable serviceGlobal coverage of European, Asian, and Domestic vehicles$44.50
- Standard®Intermotor™ Ignition Knock SensorSubaru WRX / WRX STI 2003, Intermotor™ Ignition Knock Sensor by Standard®. If you want to restore the original performance of your vehicle's ignition system, this product is what you need. Engineered to stringent OE specifications, it...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$58.33
- Beck Arnley®Ignition Knock SensorSubaru WRX 2003, Ignition Knock Sensor by Beck Arnley®. When investing in this superior product by Beck Arnley, expect to get the exact OEM look, function, and fit. The product was developed to stringent factory specifications and...Used to detect engine knocking and to retard the ignition correspondingly in order to prevent engine damageSensor mounted near the cylinder bores in the cylinder block$67.05
- gpd®Ignition Knock SensorSubaru WRX / WRX STI 2003, Ignition Knock Sensor by gpd®. If you want to restore the original performance of your vehicle's ignition system, this product is what you need. Engineered to stringent OE specifications, it is sure to fit and...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$25.98
- ReplacementIgnition Knock SensorSubaru WRX Base 2003, Ignition Knock Sensor by Replacement. 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, this product by Replacement...Expertly crafted from premium materialsDesigned to match rigorous quality standardsCall for Pricing
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2003 Subaru WRX Models
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