Hi Michael and welcome. Unfortunately, no, as the barrel is not threaded. There is a visual and description starting at 4:20 into this video. youtube.com/watch?v=tXxARZ95_RE --------- Cheers and stay safe!

Good evening to you!! The Emperor Cobra 12 has fixed chokes. Which is unable to be suppressed without a gunsmith threading the barrel. Hope this helps. Have a good rest of your day.
🇺🇸🇺🇸 'Merica' 🇺🇸🇺🇸

Yes, you can suppress a 12-gauge shotgun like the Emperor Cobra-12, provided the barrel is threaded for removable chokes (or can be threaded by a gunsmith). Shotgun silencers attach directly to the barrel via specific choke adapters rather than standard direct-thread mounts.
Most 12 gauge suppressors (like the SilencerCo Salvo 12, BANISH 12, or JK 195 series) attach directly to the end of the barrel via replacement choke mounts, rather than direct barrel threading.Check Your Chokes: To use these adapters, your Cobra-12 barrel must accept removable, threaded chokes.Custom Threading: If the factory barrel is not threaded for chokes, you will need to send the shotgun to a gunsmith who specializes in barrel threading.

Yes — it’s possible to add a suppressor to an Emperor Cobra-12 12 Gauge Semi Auto Shotgun, but there are a few important things to verify first.
The big factor is whether the shotgun barrel accepts threaded choke tubes. Most modern 12-gauge suppressors (like the SilencerCo Salvo 12) mount through the shotgun’s choke system rather than traditional rifle barrel threads.
Key things to check on your Cobra-12:
Does it use removable choke tubes?
What choke pattern/thread system does it use?
Is the barrel concentric/aligned properly for suppressor use?
If it has removable chokes, a suppressor may work with the correct adapter.
A few cautions specifically for magazine-fed semi-auto shotguns like the Cobra-12:
Reliability can sometimes become inconsistent with suppressors due to gas pressure changes.
Many imported AK-style shotguns use less-common choke patterns, so adapters may require custom fitting.
You absolutely want alignment checked by a gunsmith before firing suppressed to avoid a baffle strike.
Common suppressor-compatible options people use on 12 gauges include:
SilencerCo Salvo 12
JK Armament 195 SGX