Unlock even more performance with your Hydro XL

Our new aluminum coil adapter pairs the XL chamber with a 25mm ball vape coil.

Promotion ends in The promotion ends Monday, October 19, 2026 at 12:00 AM Eastern time.

$32 through Sunday, October 18 at midnight ET, then $40.

Shop the Coil AdapterShop the Hydro XL
Hydro XL chamber and thermal assembly in a 25mm ball vape coil using the Simrell coil adapter, with a wooden ball vape handle

Unlock even more performance with your Hydro XL

Our new aluminum coil adapter pairs the XL chamber with a 25mm ball vape coil.

Promotion ends in The promotion ends Monday, October 19, 2026 at 12:00 AM Eastern time.

$32 through Sunday, October 18 at midnight ET, then $40.

Shop the Coil AdapterShop the Hydro XL

All Hydro XL Adapters

Running a 25mm coil?

Aluminum adapter that pairs the XL chamber with a 25mm ball vape coil.

Sale price$32.00 Regular price$40.00

Already have a Titanium Vortex?

Titanium XL Stem Adapter with Ultem sleeve. For your existing Titanium Vortex stem.

Sale price$80.00

Need the stem too?

Titanium Vortex stem with the XL adapter and Ultem sleeve included.

Sale price$180.00

Every Simrell is made in small batches by our family business right here in Ohio. This isn’t mass production, it’s precision craftsmanship, built with care, intention, and attention to detail.

This is Where Precision and refinement Meets Art.Trusted since 2017
← Simrell

Simrell: Customizer

Try different configurations below

Built for you and shipped in 1-2 days

Build Your Custom Simrell

Add a torch or induction heater and get a free Cooling Station

Your build

Total $0.00

Simrell: Customizer

Try different configurations below

Built for you and shipped in 1-2 days

Build Your Custom Heritage

Add a torch or induction heater and get a free Cooling Station

Your build

Total $0.00

Simrell: Customizer

Try different configurations below

Built for you and shipped in 1-2 days

Build Your Custom Hydro

Add a torch or induction heater and get a free Cooling Station

Your build

Total $0.00

Designed & Manufactured in the USA

Simrell products are proudly made in-house & produced in small quantities for optimum quality control. Located in Ohio, we expertly craft our products to the highest standards that you can’t get anywhere else.