The Sig Sauer P365XL Threaded Barrel (brand part no. 8902058) is a factory replacement barrel chambered in 9mm and threaded for a compensator or suppressor. Sig Sauer designs and tests this 4.3-inch barrel specifically for the P365-XL and P365-XMACRO (non-comp) slide assemblies, giving owners a genuine factory-fit option for adding a can or muzzle device without changing slides. The barrel ships with a thread protector cap installed for everyday carry when no muzzle device is mounted. Among handgun barrels, this Sig factory barrel favors P365XL owners who want a drop-in, factory-tested threaded upgrade.

Key Specifications

• Chambered in 9mm.
• Measures 4.3 inches long.
• Fits the P365-XL and P365-XMACRO (non-comp) slide assemblies.
• Factory threaded for a compensator or suppressor.
• Includes a thread protector cap.
• Genuine Sig Sauer factory replacement part.

Frequently Asked Questions

What P365 models fit this barrel? The P365-XL and the P365-XMACRO in its non-comp configuration.

Does this barrel come with a thread protector? Yes, a thread protector cap is included for when a muzzle device isn’t mounted.

Buy the Sig Sauer P365XL Threaded Barrel

A genuine, factory-tested threaded barrel is exactly what this Sig upgrade delivers for P365XL owners. Order it from our Lubbock, Texas gun shop for fast, insured shipping.