Mercedes AMG X247 M260 GLB35 GPF / Stone Valvetronic Catback Exhaust Sound

Upgraded:
🔥 Remote Controlled Valvetronic Catback Exhaust System

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0:00 intro
0:14 Catback Exhaust
0:27 GLB35
0:46 Valve Closed
0:55 Valve Open
1:04 Acceleration Sound
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