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As we are so busy in the USA Mod Shop we have discontinued this service until further notice.


  • Please read this page in its entirety and if you have any questions please email or call us Mon-Fri 9am-5pm EST (NY time) at 607-256-0465.
  •  This page is under construction and will be updated frequently.
  •  Monitary amounts are in US dollars (USD).
  •  Customers are responsible for any/all service, repairs, tubes, shipping, duties/taxes, tarriffs, etc

NOTE - Please add $100.00 to all Modification prices when shipping your amplifiers to our UK Modification shop. This will help to cover shipping costs for parts and transformers as well as any duites and taxes associated with shipping these parts.


Shipping Address

  • Voodoo Amps UK
    17 Beechfield Ave
    Hengoed Mid-Glam, South Wales CF82 7NF
    Tel: 44-01443 814738
  • Please email the tracking number once item has shipped

How it works:


Read this page. Contact us in regards to what modifications you would like to have done. Mon-Fri 9:00am-5:00pm 607-256-0465 or
Send us the completed Mod-Form™ Then We will draw up an invoice for you and you can proceed to make payment - payment is made to Voodoo USA
Once payment is received you may ship your unit.
We modify your amp and ship back to you
You rock!


We want to make sure you are 100% happy!

  • You're family — in the noble quest for tone we are all family. It doesn't matter if you are playing sold-out arenas, playing the club scene or just playing for your own enjoyment.
  •  Emails — We try to reply to emails with as much detail as possible but we also receive between 75-100 emails a day so to ensure that we fully understand the tones you want to achieve please call us at the shop so we can talk with you more in depth.

Honesty is the best policy — it's the only way we do business.

Turn Around Times:

  • What is the average turn around time? — Estimated turn around time is four weeks.
  • Can you turn my amp around faster? — We do not offer a rush service for modifications done in our UK shop.

Note: Turn around times are longer if we have to repair your amp. Extra work takes extra time.

Note: Turn around times may be lengthened at certain times of the year. If you are on a tight schedule please check with us prior to shipping your amp.


It's so easy, it's wrong!

Download Mod Form™

Do I have to include the Mod-Form™? – A Mod-Form™ must be filled out for every item being shipped to Voodoo Amps UK™. Note: If you need assistance or would like us to complete the Mod Form™ and email it to you, please email or call us - we are happy to help!

What if I purchase an item off eBay?
1.) Instruct seller to place your name on the outside of the package where it is clearly visible
2.) Call or email us with the tracking number
3.) Fax or email the completed Mod-Form™ to us - Fax# (607) 330-0272
4.) Call us to confirm your information - No work will begin until information is confirmed

Do I have to type out the info? – Yes. Hand written forms can be difficult at best to read – no exceptions.

You can also fax the form to us at 607-330-0272



What is your payment policy for Voodoo Amps UK? – Payment for Modifications is payable through Voodoo Amps USA. Payment for return service, repairs, tubes and shipping are payable through Voodoo Amps UK.

What method of payment do you accept?

  • Voodoo Amps USA accepts Visa, MasterCard, American Express, Discover (this includes credit, debit, check and bank cards, etc.). PayPal is also accepted. PayPal payments must be "gifted" (no exceptions).
  •  Voodoo Amps UK accepts bank transfer, cheque, PayPal, C.O.D. (cash on delivery).

Note: A processing fee of $50.00 will be applied if credit / debit card is declined (IE: payment cannot be processed due to insufficient funds, etc).

How should I ship my amp? – Please see our shipping page.

What do your modifications entail? – Modifications include but are not limited to; Revising and/or improving existing circuitry, installing additional circuitry, re-designing circuitry and/or upgrading key components/parts for improved reliability and performance. Voodoo Designed Modifications are 100% safe, fully serviceable/reversible and in many instances increase tube life. We take pride in quality craftsmanship and our work is among the cleanest in the industry.

Note: Modification prices do not include – Repairing an amplifier, bad tubes, de-modding an already existing mod within the amp (repairing damaged traces on PC boards, etc.), replacing microphonic or otherwise bad pre-amp/power tubes or any other faulty or worn out components. Modification prices do not include return shipping costs, re-tubing amps, etc.

Important:  Your amp should be in 100% perfect working order before you ship the amp to us unless otherwise agreed upon in advance. We schedule work tightly in order to keep the turn around time to a minimum. We offer repairs to a variety of units and in most cases we can repair your unit. Repairs are not included in Modification prices and is a flat rate of $100.00 an hour plus cost of parts - If any repairs are required we will advise you before any work is started.

Do you warranty your Modifications? - Yes we do and for more info please visit our Modification Warranty page

If I do not like the mod will you convert the amp back to stock for free? - We do not give refunds on modifications and nor do we convert amps back to their stock form free of charge. Please make sure this is what you want before you ship your unit. If you have any questions or concerns please call us first.

What do I do after I've shipped my amp? – Call or email us with the tracking number and we'll do the rest - this will let us know when your amp is scheduled to arrive.

How do I know when my amp has been delivered to you? – Your tracking number will confirm the date and time of delivery. UPS , FedEx , DHL

What happens when my amp arrives? – We take digital photos as we unpack each item in case damage has occurred in shipping. If damage has occurred a Voodoo Amps® representative will notify you immediately and email you a PDF file of the unpacking process.

Will you test my amp before modifying it? – We first audio test every item - we then test all main functions to ensure they are working properly - Once we have confirmed item is in perfect working order we begin the Voodoo.

Do you give daily updates? – We are ranked as the largest Modification company in the world and modify 350-450 amps a year. In order to keep turn around times as short as possible we forego daily updates.

What if I have questions? – Call the shop (607-256-0465) - it's the fastest and easiest way to get in touch with us.

What if my amp needs new tubes? – Once the modifications have been completed we will test and asses the tone of your tubes. If we feel your amp sounds better with new/different tubes we will call you and make recommendations accordingly.

Will I get a receipt? – An itemized receipt will be emailed to you. This is considered your original sales receipt and is the only receipt that is accepted for warranty claims.

Will I get a tracking number? – Yes, tracking numbers are automatically emailed to you. If you do not receive your tracking number in email please check your spam & junk email folders. You are also welcome to call us for one Mon-Fri 9AM-5PM (UK time) at 44-01443 814738.


Features, specifications & pricing subject to change without notice.



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IMPORTANT: Please read this page prior to shipping your amp  


All Modifications are 100% fully serviceable - No Epoxy used

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