Alpine PWD-X5 Compact powered 8" subwoofer with digital signal processor and 5-channel amp (25 watts RMS x 4 + 165 watts RMS x 1) at Crutchfield
New and Used WS-SP2A Subwoofer Processor for sale
Blastking NOVO-18A 18” Active Subwoofer 1500 Watts Class-D with DSP Processor | Reverb
Car Under-seat Sub Woofer Active Powered Amplifier Bass Enclosed Subwoofer System Car Super Slim Under Seat Power Hifi Audio Processor - Temu
XV-BXP-SUB - Digital Bass Processor
10inch 600W Car Subwoofer HIFI Slim Under-Seat Bass Powered Car Speaker Subwoofer Power Amplifier Speaker Audio Processor - AliExpress
AudioControl The Epicenter Bass Booster Expander & Bass Restoration Processor with Remote with Single 10" 1,200 Watt Peak Power Loaded Subwoofer Enclosure - Newegg.com
K-CT10 10inch 600W Car Subwoofer HIFI Slim Under-Seat Bass Powered Car Speaker Subwoofer Power Amplifier Speaker Audio Processor - AliExpress
Kicker 47KEY5001 Digital Signal Processor Smart Mono Subwoofer Amplifier Bass Revealer and Processor Vehicle Audio System (Black) | electronicsexpo.com
T For Maximum Bass, Trapezoidal Subwoofer System, Hi-fi Audio Processor, Power Cord And Remote Control In The Box - Temu
Amazon.com: Audiobank 1/2 Din Car Audio Digital Bass Processor, Sound Restoration & Crossover for Car Subwoofer with Bass Knob/Input Level: 15V RMS & Output Level: 13.5V Peak : Electronics
What Is a Car Audio Amp or Processor Infrasonic/Subsonic Filter?
Under-seat Subwoofer System, High-fidelity Audio Processor With Active Power Amplifier For Bass-enclosed Subwoofers With Own Tweeters - Temu
600W HIFI Slim Under-Seat Super Bass Car Subwoofer Powered Car Speaker Subwoofer Amplifier Speaker Audio Processor Music Player - AliExpress
Harmony HB 8 US DSP aktív subwoofer DSP processzorral - Ahifi.hu
10 Inch 1500W Car Under-Seat Sub Woofer Active Powered Amplifier Bass Enclosed Subwoofer System Car Super Slim Under Seat Power Hifi Audio Processor | SHEIN