Recent content by Big D 13

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Thanks!

My car was wired for a 750W amp, and it has a 80A in-line fuse. Now I want to use a powered sub with built in amp (nominal 350W) that calls for a 20A fuse. Should I swap out the old 80A fuse for a 20A fuse? Or add a 20A fuse somewhere along the line? Any guidance will be much appreciated.