Valve Tube Guitar Amps

Premium Tested

Discover the World's Best Sounding Valves

Give your amp the tone it deserves with our Premium Tested lineup

Shop Now

Learn More

JCM2000 Boards

Exciting News for Marshall JCM2000 Owners

Restore the tone of your DSL100, DSL50, or TSL100/122 with our custom-built PCB boards

Revive Your Amp

AmpFinder

Our Full Revalve Kits are Ready to Rock

Get the perfect set of Premium Tested Valves for your amp

Check Out Our Complete Kits

Tested In-House

Purchase with Confidence

Quality Guaranteed

Choose from Top Brands

Secure Fast Shipping

Packaged with Care

Easy Returns

180 Day Valve Warranty

Unleash Your Tone with Premium Tested Valves

The only valves tested for noise, longevity, and real-world performance

✔ Tested in real amp circuits
✔ Run at real amp voltages
✔ Matched for tone
✔ Sound-checked to eliminate noise
✔ 180-day warranty

We Turn Valve Testing Up to Eleven

To ensure maximum quality and tone, we use custom-built, state-of-the-art valve testers. These one-of-a-kind units run valves in real amp circuits at real amp voltages, and even allow us to listen for noise and microphonics.

You can't buy a better valve.

Learn how Premium Testing unleashes your tone or shop our Premium Tested Valves now.

Rock Out with Our Best-Selling Valves

Exceptional tone. Superior quality. Unbeatable prices.

Fender Blues Jr Bias Kit
From £20.00 Select options This product has multiple variants. The options may be chosen on the product page
JJ 6L6GC Singles Matched Sets
From £25.80 Select options This product has multiple variants. The options may be chosen on the product page
JJ 6V6S Standard and DM Versions
From £24.20 Select options This product has multiple variants. The options may be chosen on the product page
JJ ECC83S Preamp Valve
From £15.20 Select options This product has multiple variants. The options may be chosen on the product page
JJ EL34 II Singles, Matched Sets
From £24.50 Select options This product has multiple variants. The options may be chosen on the product page
JJ EL84 Singles Matched Pairs & Quads
From £19.50 Select options This product has multiple variants. The options may be chosen on the product page

Looking for a complete set of valves?

Crank Up the Feedback

Check out our latest customer reviews

Stephen C

Verified owner

5/5

I ordered the JJ’s mid week, all up and running for the gig on Saturday! Excellent service,My Deluxe Reverb is now sounding better than ever!

6 days ago

JJ Fender Deluxe Reverb Amp Valve Kit

paul

Verified owner

5/5

Always excellent service! Our go to place for valves. Thanks.

2 weeks ago

Electro Harmonix EH 12AX7

Andrew

Verified owner

5/5

Ordered valves with 1pm guaranteed shipping. Arrived as promised. Fair price. Thank you very much.

4 weeks ago

JJ Valve Kit 4x ECC83S 2x EL34 II

Official dealer. Valves tested in-house. 180 day warranty.

Restore Your Marshall JCM2000

Bring your beloved amp back to life with our upgraded replacement PCB board

✔ Permanently Fixes Bias Drift
✔ Resolves Preamp Hum
✔ Reduces Noise
✔ Restores Tone
✔ Built to Last

Because true rockers never die

Marshall Amplification does not endorse this product. It is an entirely independently developed unit. Marshall JCM2000 is a trademark of Marshall Amplification Ltd.