Skip to content

Mesa Boogie 6L6 GC STR 440 (Duet)

Marsoni M251S
Sale price$52.95
Pay 4 payments of $13.24 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
Mesa Boogie 6L6 GC STR 440 (Duet)The MESA 6L6 STR 440 is our very best overall, premium grade, USA equivalent 6L6, and our tube of choice in the production of all new MESA 6L6 powered models. Remarkable bass definition, articulate mids and shimmering highs keep every note amazingly intelligible, with a smooth, creamy character. Leading structural quality provides exceptional consistency and reliability and is an outstanding choice for ANY 6L6 based amps and all styles of music. The
Easy Shipping

Quick Dispatch:

Your Mesa Boogie 6L6 GC STR 440 (Duet) orders ship within 1-2 business days.

Delivery Options:

  • Standard: 3-7 business days
  • Fast: 2-3 business days
  • Express: 1-2 business days

Order Tracking:

You'll receive a tracking link by email once your Mesa Boogie 6L6 GC STR 440 (Duet) ships.

Need Help?
Questions about Mesa Boogie 6L6 GC STR 440 (Duet), sizing, or delivery? We're just an email away.

Live Shipping Estimates:
Enter your location at checkout to see available shipping methods and costs for Mesa Boogie 6L6 GC STR 440 (Duet) in your area.

Get Shipping Estimates

Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
4.8 ★★★★★
Based on 1992 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
H
Verified Purchase
Huf
Charlottesville, US
★★★★★ 5
Fast shipping, items as advertised.
Size: 11SMax-24Pack
Perfect fit.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 20, 2026
Y
Verified Purchase
Your Name Here
Lowell, US
★★★★★ 5
Works for my G30 Verge
Size: 11SMax-24Pack
Fit my G30 Verge. Works well and brought it back to life. Great value for the money!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 15, 2026
M
Verified Purchase
Melissa D Chaney
Cuba, US
★★★★★ 5
Fits my Eufy
Size: 11SMax-24Pack
Parts fit my Eufy like they should. The side brush has held up nicely.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 26, 2026
C
Verified Purchase
Clyde
Bozeman, US
★★★★★ 5
Bang for buck
Size: 11SMax-24Pack
You get a lot for the price. And it fits. Recommended. It is a little noisier than the original bit functions are the same
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 10, 2026
G
Verified Purchase
Gio Garcia
Fort Morgan, US
★★★★★ 5
Good Replacement Set
Style: 19 Pack
Good replacement set for the price. Parts are basically like the originals and are easily installed for a perfect fit for the 25C.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on July 11, 2025

recommand products