i just installed PAC BB-4 bass blockers to my front speakers.
Frequencies Blocked at 4 Ohms: 0 - 1.2 kHz
Frequencies Blocked at 8 Ohms: 0 - 600 Hz
they work really good but when i try and go past the vol. that i could befor the spaekers cut out. is it beacause i need a pair for the rears or...