Maxim Defense DSX 556 D Black Suppressor

Maxim Defense DSX 556 D Blk Suppressor - Suppressor - view 1
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Plan your Class 3 dealer

Suppressors go through a Class 3 (SOT) dealer, and the federal tax on them has been $0 since January 1, 2026. You still pay the dealer's transfer fee. Some states only allow suppressors and SBRs that are federally registered or possessed in compliance with federal law. Check your state's statute before you buy.

Federal and state suppressor rules

Maxim Defense

Overview

The Maxim Defense DSX 556 D Black Suppressor is a suppressor. Compare prices from multiple merchants and find the best deal.

Specifications

MPN28403
ColorBlack

Available Merchants(3)

Prices checked

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Dirty Bird Industries logo
Dirty Bird Industries
~$9.95 est. shipping
Shipping Speed
In Stock
$1,255.50
Sportsmans Outdoor Superstore logo
Sportsmans Outdoor Superstore
Flat rate shipping
Shipping Speed
Out of Stock
$38.61
AR15 Discounts logo
AR15 Discounts
~$9.99 est. shipping
Shipping Speed
Out of Stock
$1,255.50

Build history on GunPartPicker

Builders have added the Maxim Defense DSX 556 D Black Suppressor to their builds on GunPartPicker since September 2026. Since April 2026, it ranks #163 of the 473 suppressors builders have added.

Availability is good: it was in stock at one retailer or another nearly every time we checked in October 2026, but today only Dirty Bird Industries has it in stock. Prices barely moved in October 2026, holding around $1,255.50, with no real sale all month. Buying today, the lowest price is $1,255.50 at Dirty Bird Industries, which matches the best price we saw in October.

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