i think somebody off here got their SD metered at at 99dbs at a trackday noise level test...
Gregz
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baggieman
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MarkyMark76
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baggieman
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MarkyMark76
baggieman,
No official proof....but on my SD the Akro with stock baffles are much louder than std exhaust.
baggieman
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KTMax
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baggieman
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D4NPH
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D4NPH
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D4NPH
When the stock exhaust is 96 DB and the Akra with inserts are 99 DB, that's a huge difference. 3 DB louder is perceived as twice as loud by our ears...