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All partsBMW M4 CSLExhaust system › Resonator

Resonator

Part of Exhaust system · about $480 to replace

What it is

Centre resonator under the driveshaft.

What it does

Cancels drone at cruising rpm.

How it fails

Rarely fails; internal baffle rattle when old.

MaterialStainless steel
Spec4 l
1,800 rpm tuned
Resonator highlighted on the car

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