2;dsp power amplifier is best to use the original car wiring harness plugging, if the modification of the third-party wiring harness plug is likely not to boot, or no response, which requires you to have professional knowledge to define the main yellow line B+ and red line ACC black wire GND, the power line sequence must be correct.
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4-inch Dual Subwoofer Empty Box with Power Amplifier Hole Active Subwoofer Drawer DIY Car/Home
Aliexpress UK
For sale is my subwoofer and FLI amplifier. Recently purchased a car and this came with it. Is not needed hence reason for sale. I don’t have much information on it however is all fully working and a great improvement to your car audio system
eBay
6.5-inch Dual Subwoofer Empty Box with Power Amplifier Hole Active Subwoofer Drawer DIY Car/Home
Aliexpress UK
For a 3-channel 2-way system, you could also use the amp to drive a pair of front high-performance speakers with 120 Watts RMS each, while powering a subwoofer with 300 Watts. The next generation of Alpine S-Series amplifiers are designed to take your car audio experience to the next level without breaking the bank.
eBay
Original IRS2092 Class D 2000W BTL 4227 Full Frequency Subwoofer Stage Home Power Amplifier Board
Aliexpress UK
Product Features: *600w Bass, the 68mm Thin Subwoofer Is Directly Installed Under the Passenger Seat *8 Inch High-power Active Subwoofer, Excellent Low Frequency Performance, Pure Low Music Output, Surging Sound Effect *Pu Leather Wooden Body *High-strength Stainless Steel Horn Protective Net Cover, Black Paint, Not Easy to Rust *1.4mm Thick Mesh Material, Strong Pressure Resistance *Frequent Maintenance and Maintenance Will Enable the Speaker to Obtain Longer Battery Life. 1. Wiring: Three Wires Must Be Connected 2. Adaptation: All Cars with 12v Power Supply Can Be Used Product Information: Speaker Size: 8 Inches Total Harmonic Distortion: <0.4% Frequency Response: 20hz-150hz Signal to Noise Ratio: ≥90db Bass Boost: 0 to+ 12db Rated Power: 600w Product Size: 345mm* 260mm*68mm.
eBay
KYYSLB 10-12 Inch Subwoofer Speaker Empty Box Case Passive Audio Wood 5.1 Subwoofer Body Car
Aliexpress UK
EDGE 12" EDB12A ACTIVE SUBWOOFER. EDGE ED7300 2 channel stereo amplifier.
eBay
12V 10 Inches Car Audio Subwoofer 80W Volume Amplifier Car Side Audio Speaker Tunnel Type Car
Aliexpress UK
It is designed to fit into a variety of small spaces within any vehicle, including under seats or limited boots. The Z880 is a plug & play unit with a complete wiring kit for high-level installation.
eBay
Single Channel Digital Class D Car Amplifier MAX 2000W High Power Subwoofer Amplifier Audio Stereo
Aliexpress UK
The new Z880 is an 8″ ultra-compact, fully aluminium active subwoofer from Phoenix Gold. This subwoofer has been optimised to fit into almost any small space in the vehicle including under seats or limited boots. the Z880an 8-inch ultra-compact active subwoofer designed by Phoenix Gold to redefine versatility and power in the realm of in-car audio. Crafted with precision and innovation, this subwoofer is engineered to seamlessly fit into even the most confined spaces within your vehicle, be it under seats or in limited boots. Despite its compact size, the Z880 packs a punch, driven by a potent MOSFET amplifier delivering 80W RMS and a maximum output of 240W. At the heart of the Z880 lies its compact yet robust design, meticulously optimized to cater to the spatial constraints of modern.
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4*80w 4 Channel Car Stereo Amplifier High Power Dsp Amplifier Box For Android Speaker Subwoofer
Aliexpress UK
Upgrade your car's sound system with the EDGE 1200 WATTS 12" ACTIVE ENCLOSURE WITH DSP AND PHONE APP CAR AUDIO SUBWOOFER. This enclosed active subwoofer is designed to provide a premium audio experience with a single voice coil and 4 Ω impedance. The square shape and black colour make it a sleek addition to your vehicle's boot.Featuring a bass box and amplifier, this subwoofer is perfect for in-car entertainment and GPS & security. With a manufacturer part number of EDBX12ADSP-E3, it is easy to instal and use. The phone app allows for convenient control of the subwoofer's features, making it a great addition to any car.
eBay
LEPY 838 USB Bluetooth 5.0 Subwoofer Amplifier HIFI 2.1 Ch 12V Car Home Amp USB Drive Lossless Music
Aliexpress UK