2012 Audi S4 Ignition Relays, Sensors & Switches
Select Department
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TRQ® - Ignition Knock Sensor$25.91 - $34.98 + Save an extra $2.00 with iD FastTrack -
Standard® - Intermotor™ Ignition Knock Sensor$33.84 - $191.17 -
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FAE® - Ignition Knock Sensor$68.22 - Facet® - Ignition Knock Sensor$42.75 - $61.83
- Holstein® - Ignition Knock Sensor$30.88 - $39.13
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- Audi OE - Electrical - Ignition System (Base)$22.40 - $128.93
- WVE® - Ignition Switch$162.53
- Vemo® - Ignition Relay$15.89
- iD Select® SEL300683 - Ignition Knock Sensor$31.45 + Save an extra $2.00 with iD FastTrack
