Split-R + Open cone Filter

[cupraNCS]

Running a Split-R and have recently fitted an open cone filter the wooosh noise has definetly got louder but i have also noticed that i get an ocasional chattering dump instead, is this anything 2 wory about or is this just normal?

 

[GeorgeF]

nah thts normal mate. u will just get the flutter bk through the filter. u can get this wiv out runnin a valve at all to

 

[cupraNCS]

Kool nice one, was hopeing that would be the answer cos i think the flutter sounds cool as fook