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  1. HELP!!!!!! -The Big 3 Upgrade

    Problems & Troubleshooting
    Hi, I am currently in the process of installing a high powered sound system in my 2005 Saturn Ion Quad Coupe ( Base Model). Im using 0 gauge wiring to upgrade the big 3 in this car. Can someone please show me pictures of all the grounds and important parts in upgrading the big 3. Or can...