The Best 300 Blackout Silencers

The 300 Blackout silencer is a popular choice for those who want to reduce the noise of their firearms while maintaining reliable performance. Our guide evaluates the leading 300 Blackout suppressors, comparing their effectiveness, compatibility, and value to help you find the right suppressor for your needs.

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Reviews

Arrow Vespa GTS 300 Silencer

This homologated aluminum silencer provides a lightweight alternative to the standard system while maintaining compliance with Euro5 emissions standards. The black aluminum cover and dB-killer design reduce total volume without compromising performance. While the included manifold delivers a distinct sound, some owners opt for the separate open manifold to further modify torque characteristics.

Arrow Urban Yamaha Muffler

The Yamaha X-max 300 exhaust system has had an upgrade with this urban-inspired aluminum design. Instead of just listing specs, let’s talk about what makes it stand out: the shorter, race-tech diamond-shaped silencer that’s both lighter and more efficient than its predecessor. The matt black endcap adds a cool finishing touch, while the overall design maintains that essential street legality that scooters need.

Vance & Hines Eliminator300 PCX

These slip-on pipes combine a smooth, throaty tone with a modern chrome finish that looks great under your bike. The 300 cc catalyst gives you that legal edge while keeping the emissions clean. Installation is a breeze, thanks to the included mounting hardware.

KTM Powerparts FMF Turbinecore 2.1 Silencer

Most owners love how this silencer keeps things quiet while still being legal on local trails. The aluminum construction feels pretty light while providing that important spark arrestor required for forest rides. While a few folks noted the end cap can get clogged, the overall consensus is it looks great and installs super easy compared to other aftermarket options.

Black Widow BWSDV332 300-Series 3-Inch Exhaust Muffler

If you’re looking to upgrade your setup with a reliable connector that won’t let you down, the Black Widow BWSDV332 has earned its reputation as a solid performer. At 3 feet long, it gives you plenty of flexibility in how you connect your components, without being so short that you’re constantly yanking on the cable. The 2.5 compatibility makes it a versatile addition to any build, and its durable construction will have you reaching for it time and time again when you need a trusted connection.

MBRP 300 Blackout Silencer

This MBRP exhaust system delivers smooth flow and enhanced performance, with a deep aftermarket tone that won’t disappoint. The 5-inch mandrel-bent tubing maximizes airflow while maintaining a sleek profile, and the bolt-on installation makes a significant upgrade possible in just a couple of hours. Whether you’re towing heavy loads or hitting the trails, this exhaust system helps your truck breathe easier and perform at its best.

Yoshimura R-77 Slip-On Exhaust

This Yoshimura R-77 slip-on exhaust gives your Honda CB300R a performance boost with its optimized muffler design that maximizes volume while maintaining a sleek profile. The R-77 delivers improved mid-range torque and enhanced high-rpm power, earning high praise from owners who note the noticeable difference in ride quality.

53506ANN - Exhaust Muffler Arrow Urban Dark Kymco

This dark aluminum exhaust system gives your scooter a performance upgrade while keeping the weight down. The welded swingarm mount and racingheader design reduce the need for extra parts. The diamond-shaped silencer and advanced sound deadening system create a distinctive urban sound that stands out from the crowd.

LeoVince LV One Evo Black Edition

This sleek black edition merges traditional LeoVince aesthetics with cutting-edge materials. The full carbon end cap and lightweight AISI 304 stainless steel construction deliver impressive performance while keeping the muffler as light as possible. The high-temperature resistant packing and laser-etched logo add that extra touch of detail you’d expect from a premium LeoVince exhaust system.

Honda NSS 300 Urban Silencer

Crafted from durable aluminum with a stainless steel core, this lightweight silencer adds a subtle growl to your Honda NSS 300 while shedding three kilograms off your bike. The sleek black design features Race-Tech diamond shaping and welded swingarm mounts for a race-inspired look without the extra parts. At just 350 millimeters long, it installs easily as a direct replacement for your stock exhaust, improving both performance and street presence.

Eliminator300 PCX Exhaust

The black steel construction gives it a premium look with the double slash cut end design. The matte-black finish and full-coverage heat shield keep things clean while protecting you from burn risk. The non-regulatory DB volume lets you enjoy the Vance & Hines growl without the hassle of emissions restrictions.

300 AAC Blackout Barrel

This lightweight 11.3-inch barrel brings the precision of a rifle to your handgun platform. The 300 AAC Blackout cartridge handles subsonic loads with ease, while the 1-7 twist rate stabilizes the projectile for consistent performance. The stainless steel construction and pistol-length gas system make it a practical choice for close-quarters shooting.

300 B/O Blackout Brass Case Trimmer

Crafted for precision work with 300 Blackout brass cases, this case trimmer mounts directly to your drill for steady, accurate cuts. The supported-case design eliminates the need for pilots while maintaining straight, clean edges. Whether you’re feeding cases by hand or using a tray system, this tool handles full-length cases with ease and leaves them ready for your priming session.

Ultimate 300 Blk Subsonic Die Pack

This 6-die set takes your 300 Blackout upper receiver to the next level, giving you precision resizing and consistent crowning every time you chamber a round. When you’re building or rebuilding, these CCP AAC dies make the process smoother and your results tighter. It’s the behind-the-scenes hero that helps your rifle perform at its best.

Q Honey Badger BBL Assembly 300 Black 7

This 7-inch 300BLK barrel assembly bolts into the Honey Badger upper receiver, featuring a light profile, 1:5 twist rate, and 5/8x24 threads for detachable magazines. The 300 Blackout configuration handles high pressures well, with a reliable matte stainless finish that resists corrosion.

BBL AR-15 300BLK 10” Barrel

The 10” barrel fits in standard M-LOK handguards, giving you that pistol-length feel without the full-size commitment. The gas system is smooth and efficient, making it a great option for those transitioning from pistol to rifle. Built to handle 300BLK, this compact barrel still packs a punch at the range.

Dog Silencer Max

When you need to silence a dog’s bark without harsh corrections, this sleek device does just that using high-pitched sounds only dogs can hear. Our neighbors swears it stopped their neighbor’s fierce barking in just days, though it might not be effective against small, yappy dogs. The 6 AA battery version lasts a solid month, making it a practical choice for any loud-mouthed canine in your life.

Buyer’s Guide

A 300 Blackout silencer reduces the muzzle report and flash of the cartridge while maintaining reliable functionality. This guide outlines key considerations and features to help you select the right suppressor for your 300 Blackout rifle.

Legal Requirements and Compliance

Check local, state, and federal laws regarding suppressors. Obtain proper licenses and complete required background checks. Familiarize yourself with registration requirements and storage regulations.

Sound Suppression and Performance

300 Blackout silencers typically reduce noise by 15-25 decibels. Evaluate the suppressor’s design for optimal sound suppression while maintaining reliable chamber pressure and round feeding.

Size and Compatibility

Measure your rifle’s barrel diameter and length to ensure compatibility. Consider the suppressor’s overall length and weight impact on your firearm’s balance and handling.

Maintenance and Cleaning

Develop a regular cleaning schedule to prevent carbon buildup and maintain suppressor performance. Understand the necessary tools and cleaning media required for proper maintenance.

FAQ

What is a 300 Blackout Silencer and how does it work?

A 300 Blackout silencer reduces the report of 300 Blackout ammunition by containing and directing the expanding gases away from the shooter’s ears. These devices work by channeling gases through a series of chambers and baffles, which also help to reduce heat signature and light flash.

Most 300 Blackout silencers mount directly to the rifle’s barrel using common threading standards. They typically feature adjustment capabilities for optimal sound suppression and can be legally owned by individuals in many jurisdictions, though local regulations vary.

What are the key factors to consider when choosing a 300 Blackout silencer?

The primary considerations are sound reduction efficacy, compatibility with specific firearm models, weight and size characteristics, and legal restrictions in your area. Performance often varies between manufacturers, so testing or consultation with experienced owners is recommended.

Additional factors include durability under different environmental conditions, maintenance requirements, and the presence of any specialized features like adjustable attenuation or compatibility with different barrel lengths.

How much sound reduction can I expect from a quality 300 Blackout silencer?

High-quality 300 Blackout silencers can reduce the report by 30-45 decibels, bringing the sound level closer to that of common centerfire cartridges. Factors affecting actual reduction include ambient noise levels, specific ammunition type, and whether the silencer is properly installed on a compatible firearm.

Users typically report a significant reduction in both muzzle blast and report, though some recoil and flash may remain. Modern designs frequently include features to mitigate these remaining effects.

Will a 300 Blackout silencer affect my rifle’s performance?

Most 300 Blackout silencers have minimal impact on rifle performance, with typical weight additions ranging from 8 to 15 ounces. The primary effects are increased barrel length and potential minor changes in point of impact due to the silencer’s mass.

Modern designs address these issues through careful weight distribution and engineering. Proper installation and firearm setup help maintain consistent accuracy while using a silencer.

Can I clean and maintain a 300 Blackout silencer?

Regular maintenance is crucial for proper function and longevity of a 300 Blackout silencer. Basic cleaning involves removing the silencer from the firearm and using compressed air to remove residue and debris from the interior chambers and baffles.

Maintenance typically requires annual inspection for manufacturers’ specific recommendations, including potential cleaning of external surfaces and checking for wear on internal components. Following these guidelines ensures optimal performance and safety.

What are the legal aspects of owning and using a 300 Blackout silencer?

Legal restrictions vary significantly by country and region. In the United States, silencers are subject to federal registration requirements under the National Firearms Act. The process involves background checks and a tax stamp, with additional state-level regulations potentially applying.

International laws also vary widely. Some countries prohibit the civilian ownership of silencers entirely, while others permit them with specific licensing requirements. Always check local laws to ensure compliance before purchasing or using a silencer.

As an Amazon Affiliate™, I earn through qualified purchases at no cost to you.