DS18 8OCT400-8 Octagonal 8" Mid-Bass Loudspeaker 400 Watts Rms 8-Ohm (each) 2001-3000 1D is a premium monoblock

1D is a premium monoblock designed for daily-driven cars and serious SPL competition lanes

preserving performance during extended bass output

aiding amp and head-unit matching

Nominal Impedance: 4 ohms

and the included grilles keep the install looking stock and intentional

DS18 8OCT400-8 Octagonal 8" Mid-Bass Loudspeaker 400 Watts Rms 8-Ohm (each) 2001-3000 1D is a premium monoblockDS18 8OCT400 8 PRO is a purpose built 8 inch octagonal mid range loudspeaker designed for serious car audio installs, delivering high output, wide frequency range, and precise mounting for enthusiasts who demand accuracy and impact. 8" Octagonal design: Octagonal shape provides a wider frequency response than traditional round drivers, covering 63 Hz to 10 kHz for a more tangible soundstage. Nominal Impedance: 8 OHMS RMS Power Handling: 400 Watts;