• Silent Step True Bypass

    Quiet and reliable switching that can be installed in just about any pedal.
    Replace that 3PDT or FET switching to get the pop-free Silent Step True Bypass

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  • New and Used Modified Pedals

    We have 100's of mods for 100's of pedals. Get them installed in a new, used or your pedal

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Professional installation on your pedal or a new pedal. Custom mods available too!

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BYO Projects

Build your own pedals with our ever growing list of great projects


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Guitar Pedals

Griffin Pedals are made in the USA using high quality parts and a unique-ness in design.

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What’s new?

Wah/Expression Pedal Metal Enclosure

Our new enclosure is great for making your own custom wah or expression pedal. The enclosure and bottom plate are metal and it comes with all the hardware to assemble it.


Welcome to Griffin Effects

Guitar Pedal Modification - We have a huge selection of guitar pedal mods and more are being added all the time.

Guitar Pedal Repair - Affordable and reliable. We don't have flat rates so there is no overcharging.