Not Ranked
what is a SB, Toni ?
Anyway, today I pushed in those self made silencer inserts and drove slowly off to the inspection. Noise was down from 96dB to 86dB at 2500rpm, the maximum permited being 82dB. The inspector was lenient though and did give the ok.
The funny thing is that once I came back home I found one of those inserts lying in the driveway. The righ side one it was. Fortunately the inspector had measured the left side only . When I came home the left insert was gone also, probably during the fast drive back home.
So the cheapy noise reducers work if they stay in place.
I will probably stuff them with fiberglas next time and push them into the sidepipes right at the inspection station.
Or get a set of vortex at summit.
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Nothing sounds better than a Cobra in a Tunnel !
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