Frequently Asked Questions Why should I choose Quad Mods USA? Where is Quad Mods USA located? What type of care does Quad Mods USA give to my equipment ? Will Quad Mods USA change my component to some mystery circuitry ? How quickly is the work performed ? Can I purchase the components and do the work myself ? Do you offer any type of manuals, diagrams or support service? Is there a guarantee on the work performed ? More Links: Contact us for help and product info View our F.A.Q.section Site Map