Joseph Crowe's Custom Speakers and Audio Products - It's confirmed...the Purifi PTT6.5 woofer does indeed compete with the big boys. The 6.5"Purifi woofer actually produces less distortion at 105dB than a 12"
OEM Transducers | PURIFI
Purifi PTT6.5X04-NFA-01 Woofer 6.5 4ohm
Test Bench: An Extended Home Audio 6.5” Midbass Transducer from Purifi Audio | audioXpress