NFA Econo-Can STP Oil Filter Silencer / Suppressor
The Classic Oil Filer Silencer / Suppressor is shown off in this video and it works actually amazingly well. This attachment comes from Econo-Can. The Econo-Can is a Class 3 Item and does require a Tax Stamp from the ATF.
Other NFA Gun Trust and ATF Related Blog Posts
Guam Makes History by Legalizing Firearm Suppressors — Despite Governor’s Veto
Guam became the first U.S. Territory to legalize suppressors, also know as silencers. This decision came by overriding Governor Lou Leon Guerrero's veto on July 31, 2025, when the legislature pass...
$4,709 Tax Stamps with H.R. 3944
Senator Murphy submitted S.Amdt.2972 and S.Amdt.2973 on July 22nd, 2025, proposing changes to National Firearms Act and NICS. S.Amdt.2973, called for a dramitic change to the current $200 tax stam...
Why Submitting Just One ATF eForm 4 Application Sometimes is Faster
When you are applying for a tax stamp, you can submit multiple applications at the same time, often referred to as, bundling or batch approvals. However, if you are still waiting for a bundled or b...