Sig P365 Barrel & P365XL Barrel | Threaded & Match-Grade

Q: Will a Sig P365 barrel fit a P365XL?

No, Sig P365 and P365XL barrels are not interchangeable due to slide length differences. Always select the barrel matching your specific model.

Q: How difficult is it to install a Sig P365 barrel?

Installation is simple. These barrels are designed as drop-in replacements and require no gunsmithing.

Sig p365 Threaded Barrels

P365 Gold Barrel

SIG P365XL Threaded Barrels

Sig P365 Barrel (Non Threaded)

Sig P365XL Barrel (Non Threaded)

**Faxon Match Barrel for P365 – Threaded, Black Nitride** $113.32

**Faxon Match Series Threaded Barrel for SIG P365 XL** $113.32

**Radian Afterburner + Ramjet P365 Combo – Black** $391.26

**Radian Afterburner + Ramjet P365 Combo – Bronze** $411.03

**Radian Ramjet + Afterburner Combo for Sig P365XL – Black** $391.26

**Radian Ramjet + Afterburner Combo for Sig P365XL – Bronze** $411.03

**True Precision P365 Barrel – 3.1" Threaded Copper TiCN** $189.99

**True Precision P365 Threaded Barrel – Gold TiN, 3.1”** $189.99

**True Precision P365 Threaded Barrel – Black Nitride 3.1"** $180.49

**True Precision P365 Threaded Barrel – Black DLC, 3.1"** $189.99

**True Precision P365 Barrel 9mm Stainless Tb** $170.99

**True Precision P365 Barrel 9mm Spec** $180.49

**True Precision P365 Barrel 9mm Blk Nit** $170.99

**True Precision P365 Barrel 9mm Gold** $180.49

**True Precision P365 Barrel 9mm Cpr** $180.49

**True Precision P365 Barrel 9mm Blk Dlc** $180.49

**True Precision Duty Barrel P365 Blk Tb** $151.99

**True Precision Barrel P365 Fuse Tin Gold Tb** $190.46

**True Precision Barrel P365 Fuse Blk Nit Tb** $181.54

**True Precision Barrel P365 Fuse Ticn Cpr Tb** $190.46

**True Precision Barrel P365 Fuse Blk Dlc Tb** $190.46

**True Precision Barrel Sig P365 Fuse Gold Tin** $180.49

**True Precision Barrel Sig P365 Fuse Cpr** $181.54

**True Precision Barrel Sig P365 Fuse Blk Nit** $170.99

Premium Sig P365 & P365XL Barrels for Superior Performance

Whether you’re refining your everyday carry pistol or building a custom setup, upgrading your barrel is a direct route to tighter groups and more reliable cycling. Our curated selection of Sig P365 barrels and P365XL barrels includes precision-machined, drop-in-ready options trusted by firearm enthusiasts nationwide.

Why Choose a Match-Grade Sig P365 Barrel?

Upgrading your Sig P365 or P365XL barrel can:

Improve accuracy and shot-to-shot consistency
Enhance cycling and reliability
Provide suppressor compatibility with threaded barrels
Deliver a custom look with finishes like TiN Gold, DLC Black, Stainless, or Copper

All barrels offered here are crafted to exact tolerances, compatible with both factory Sig Sauer slides and popular aftermarket options.

Threaded & Non-Threaded Barrels Available

You’ll find both threaded and non-threaded barrels in our collection. Many threaded options include a matching thread protector, giving your build a sleek, complete appearance without sacrificing function.

Popular Models Include:

True Precision Sig P365 Barrels (Threaded & Non-Threaded)
Faxon Sig P365XL Barrels
Radian Afterburner Sig P365 Barrels

Select the right barrel length based on your slide size to ensure a perfect drop-in fit.

Compatibility Information

Our Sig P365 and P365XL barrels work with:

Sig Sauer factory P365 and P365XL slides
Most aftermarket slides from brands like True Precision, Zaffiri, and more

Please double-check your slide length before ordering to guarantee compatibility.

Looking to complete your custom build? Upgrade your slide along with your barrel by browsing our full selection of Sig P365 and P365XL slides.

Find more Sig Sauer P365 accessories to optimize your setup.

Explore our full range of firearm parts and accessories for more upgrade options.

FAQ:

Q: Will a Sig P365 barrel fit a P365XL?
A: No, P365 and P365XL barrels are not interchangeable due to slide length differences. Always choose the barrel that matches your specific model.

Q: Are threaded barrels legal in my state?
A: Threaded barrels are legal in most states, but some local laws may restrict them. Please check your state’s firearm regulations before purchasing.

Q: How difficult is it to install a Sig P365 barrel?
A: Installation is straightforward.