db-facts
Worldwide the noiseregulations are getting strikter and strikter on the circuits.the modern sportsbike produce so much intakenoise that it's almost impossible to ride the perfect laptimes without breaking the rules and get blackflagged.
On this page you will find db measurements from around the world of motorfans who install a MWR High Efficient airfilter in there bike.
We want to collect as much information about this subject as possible.Iff you install a MWR High Efficient airfilter and can get the hold on db measurements,send them to us and we will put them on this page.
We are only intrested in the Dynamic Measurments because this system measures the intake noise.
Iff you have information for us and want to send it to us >> click here <<
Give us the right information about your bike :
STD = standard , SSTK = superstock , SSP = supersport , SBK = superbike.
Standard bike with race exhaust will be classified as SSTK
Thank you
02/10/2009 Yamaha R6 SSP (ONK) Practice- qualification circuit: Assen(NL)
Sportsfilter : 100.2 db MWR HE : 93.7db
27/03/2010 Suzuki GSXR 750 K8 STD Extreme Test circuit : Assen (NL)
3th gear : 94.4 db 4th gear : 93.8 db 5th gear: 92.1db 6th gear: 89.8db
27/03/2010 Honda CBR 600RR '09 STD Race simulation circuit : Assen (NL)
5 laps : 93.9db , 94.6db , 93.1db , 94.2db , 94.7db
28/03/2010 Suzuki GSXR 1000 K7 SSTK Trackdays circuit:Zolder(Bel)
Race-exhaust with db killer 3th gear :95.9db 6th gear: 91.5db
28/03/2010 Kawasaki ZX6RR '09 STD Race simulation circuit:Zolder(Bel)
STD airfilter : 95.9db MWR HE filter : 94.8db
Full IDM SBK trim 99.0db