it gets pretty loud not anywhere close to my door speakers tho but i only have the sub turned half way up right now and the amp is turned down low also
With the correct air space and a bit of power W7 will pound. Cousin had 2 of them in a ported box in his old CRX powered by a Orion HCCA2100. Lets just say his rear hatch, windshield and doors never really sealed that great.