بكرة بطول 51 قدمًا من السلك الأحمر غير اللامع مقاس 1/0 AWG

The frosty red jacket makes chasing wires through the trunk so much easier, and the copper strands are beefy enough that I stopped worrying about voltage drop. Fifty-one feet was just enough to run power and a ground to the amp with a little slack to spare.