2017 BMW 4-Series Ignition Relays, Sensors & Switches
Select Your Submodel
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Standard® - Intermotor™ Ignition Knock Sensor$57.22 - $164.61 -
Bosch® - Ignition Knock Sensor$23.21 + Save an extra $1.10 with iD FastTrack - Bosch® - Ignition Knock Sensor$23.21 + Save an extra $1.10 with iD FastTrack
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Delphi® - Ignition Knock Sensor$147.36 - Walker Products® - Ignition Knock Sensor$27.02 - $37.72
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- VDO® - Ignition Knock Sensor$78.46
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