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MB Quart PA1-400.4 amplifier — angled overview on a white background
MB Quart PA1-400.4 amplifier — top view of black aluminum chassis
MB Quart PA1-400.4 amplifier — RCA inputs and crossover controls
MB Quart PA1-400.4 amplifier — power and speaker terminals
MB Quart PA1-400.4 amplifier — side profile and mounting feet
MB Quart PA1-400.4 amplifier — speaker terminal detail
MB Quart PA1-400.4 amplifier — angled overview on a white background
MB Quart PA1-400.4 amplifier — top view of black aluminum chassis
MB Quart PA1-400.4 amplifier — RCA inputs and crossover controls
MB Quart PA1-400.4 amplifier — power and speaker terminals
MB Quart PA1-400.4 amplifier — side profile and mounting feet
MB Quart PA1-400.4 amplifier — speaker terminal detail

MB Quart PA1-400.4 Premium Pro 400W 4-Channel Car Amplifier

MB Quart • Amplifiers
$259.99
$219.99

Free shipping on eligible orders $199.99 and up. Exclusions apply.

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from 195 reviews
From the first time we talked to the delivery of my order

From the first time we talked to the delivery of my order, everything was extremely perfect! Thank you for total experience with your company and personal customer service.

Cyndie Bray
Excellent!

I was looking to replace my Ground Zero sub but could not find a local shop that had any in stock. I did a search and came across TDS Car Audio. I found the exact subwoofer I was looking for and received it fast ( even though I am out of state). My husband installed it and it sounds great. Thanks TDS!!

Angela
Ground Zero Radioactive GZRW 8XSPL 8" 500W RMS Dual 2-Ohm SPL Car Subwoofer (1000W Max)

Good product

Salvador
Ground Zero Hydrogen GZHW 25XSPL-D2 Yellow 10" 1200W RMS Dual 2-Ohm SPL Subwoofer (2500W Max)

Good communication

Salvador
Ground Zero Hydrogen GZHW 25XSPL-D1 Yellow 10" 1200W RMS Dual 1-Ohm SPL Subwoofer (2500W Max)
Four 8” inch subwoofers

These guys communicate with me and made sure that everything I received my items and
Very pleased with the results TDS got me sounding great

kenneth hampton
Euphoria Xpert EXW8NCF 8" 800W RMS Dual 2-Ohm Neodymium Waterproof Carbon-Fiber Motorcycle & Car Subwoofer (1600W Peak)
Excellent

Got the product quick, and in perfect condition. Can't want to let this amp rip!

JK
JL Audio JD500/1 500W RMS 2-Ohm NexD Class D Monoblock Car Subwoofer Amplifier
Euphoria xpert

Purchase and shipping quick product packaging great... Will repeat customer again thanks guys

Mcihael Cook
Euphoria XPERT EX8NMB-CFX2 8" Carbon Fiber NEO 2-Way Mid Bass Motorcycle Speaker
New speakers

Great turn around and sound

Thomas Gustafson
JL Audio C1 5.25" Two-way Coaxial Car Speakers

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George Jennings
SounDigital XP 800.4 4-Channel Amplifier
Limitless charger

Brian was absolutely amazing!! Completely i’m out of his way to make sure I could possibly get the product sooner.

michael reid
Limitless Lithium LL3.5A-MTN-SV-V2 3.5A Stock-Voltage V2 Battery Maintainer

Off the charts amazing. Arrived earlier than anticipated.

Dennis
Wet Sounds REV 12 HD-B 12" 400W RMS 4-Ohm Revolution HD HLCD RGB Wakeboard Tower Speakers Black — Pair (Grilles & Clamps Sold Separately)
Excellent business to deal with

Bryan was very helpful in answering any questions I had and I will definitely be doing business with him in the future. His products also ship out in a timely manner. Thank you

William Burnette
Ground Zero Competition GZCF 69SPL 6x9" 150W RMS 4-Ohm 2-Way Weather-Resistant SPL Coaxial Speakers (300W Max Pair)
Excellent service with great pricing and delivery was next day

Excellent service with great pricing and delivery was next day.

Troy Johnson

I've never dealt with TDS before this purchase, but I have to tell you, Bryan is a great person to deal with, took care of any questions and the quck response, lightning fast shipping can't be beat. Will be my goto person from here on out.

Verlin
Diamond Audio MSHD14 2014–2023 Harley-Davidson Touring Digital Media Receiver
Awesome Product

Awesome Product, second to none, Flawless, extremely happy with my purchase.

JOSEPH DeSOCKO
Limitless Lithium Nano-HDv3 30Ah Motorcycle Battery with 3.5A Maintainer
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