81db - Hidden Track
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Hidden Pipe BUS SuperFLow, Max 103db@5400RPM, 81db@1500RPM, Vintage Speed Exhaust
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81db - Luna
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Standard Pipe BUS SuperFlow muffler sound, Max 103db@5400RPM, 81db@1500RPM, Vintage Speed VW
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Baywindow Type4 VW BUS performance muffler,100.5db@5400RPM, 81db@1500RPM, Vintage Speed VW Taiwan
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Hidden tail pipe VW BUS Sport muffler,102.5db@5400RPM, 82db@1500RPM, Vintage Speed VW Taiwan