Decibel Devil Exhaust Noise Test

So in order to run on some track days where the noise limit is much lower than the race level of 105dB, we contacted our friends at Decibel Devil to see if they had a solution?

Today we did the static noise tests @ 6000 rpm 1m and the results were really good. We only had one unit to test for now so we isolated the twin exhaust to get an accurate reading:

Referance using the Rpi Race Exhaust 101.8dBA

Decibel Devil Fitted - Aprox a 3Db reduction :) 99dBA