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Free standard shipping on select products
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
Digital 4-Channel Amplifier
DS18’s CANDY-XXL4B is a 4-channel digital amplifier engineered for massive volume, clean signal, and pro-level tuning — all in a compact 13” footprint that hits hard and runs cool.
Extreme Output Without the Bulk
The CANDY-XXL4B delivers 3200W peak resulting in clean RMS output across all channels at: 4 x 220W @ 4Ω, 4 x 400W RMS @ 2Ω, and 2 x 750W @ 4Ω Bridged!
Bridge It. Boost It. Tune It.
Fine-tune your system with adjustable crossovers (40Hz–2kHz) and selectable bass boost (0/6/12dB).
OEM-Ready with Pro Installer Features
Drop it in fast with Hi-Level Inputs and Auto Turn-On — perfect for factory system upgrades. This means easy installs in tight spaces, stealth builds, or even powersports applications.
Built to Last.
A high-efficiency Class D design, dual 50A fuses, and full thermal, overload, and short protection make the CANDY-XXL4B ready for anything your system throws at it.
Choose the CANDY-XXL4B when you're ready for harder, cleaner, and LOUDER sound!
Please allow 3–7 business days for shipping. We only ship to the lower 48 states.
On some items, our live inventory may be depleted from previous days’ sales. In these cases, we may drop ship the item once it becomes available. If inventory is not in stock at the time of fulfillment, ATU will notify you with a resolution regarding backorder status.
Please be advised that ATU ships from over 10 warehouses across the U.S. In some cases, items may be drop shipped to help speed up delivery times. On heavily discounted parts (i.e. differentials), tracking information may not be provided.
Our site is always available whenever you want to upgrade your ride. Orders can be placed 24/7/365.
Our passionate customer support team is happy to help with any questions or concerns.
Email: orders@allthingzutv.com
Phone: 256-686-4888
For returns, please use the link at the top of this page to access our return form. Download, print, and fill out the form completely, then ship it in the same box as the product you are returning.
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