BMW

13627568422

Genuine BMW E46 325i 330i Engine Ping Knock Sensor 13627568422

Detonation

Genuine BMW
Direct Replacement Fit
Works with E46 325i and 330i sedans, coupes, and station wagons

Brand New Genuine BMW E46 325i 330i Engine Ping Knock Sensor. This sensor recognizes engine ping or knock and will reduce ignition timing. A badly knocking engine can cause catastrophic engine damage.

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