• Silent Step Bypass

    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 Pedals

    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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  • BYO Projects

    Projects

    Build your own effects pedals. Buy circuit boards for our ever-growing list of projects or make your own boards using our layouts.

    Check'em Out
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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.

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Modifications

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?

Griffin Effects Instrument CablesTonal Excellence, Quiet, and Guaranteed for life!
Back by popular demand!!! Our instrument cables
outperform the more expensive cables out there and they are about half the price. All hand made right here in the U.S.A. by us. They are super flexible and have a PVC inner shield to eliminate any microphonic noise.

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