2004 Audi S4 Ignition Relays, Sensors & Switches
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TRQ® - Rear Driver Side Ignition Knock Sensor$23.97 + Save an extra $1.80 with iD FastTrack -
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- Facet® - Ignition Knock Sensor$52.44 - $53.77
- Vemo® - Ignition Knock Sensor$59.29 - $106.43
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- WVE® - Ignition Switch$42.12
- iD Select® - Ignition Switch$20.90 + Save an extra $1.20 with iD FastTrack
- Febi® - Ignition Switch$24.53
- Vemo® - Ignition Switch$29.80
