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How big of an alternator do I need?
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<blockquote data-quote="da12b" data-source="post: 2384962" data-attributes="member: 548763"><p>Check out <a href="http://www.4alterstart.com" target="_blank">http://www.4alterstart.com</a></p><p></p><p>I bought a 180A Alt for about $350. It was the best audio performance I did. I went through 2 DieHard batteries, 2 Optima (1 Red Top and 1 Yellow Top) hoping that the yellow top would help, but it lasted for just over 2 years. In fact, the batteries I bought lasted only 2 years, with the OEM alt. I spent approx. $450 on just batteries alone. You could have the best of everything, but if your power supply is not enough, be ready to spend some cash (in my case) every two years.</p><p></p><p>My audio dipped to about 10.4 volts at times with the OEM 105A alt, but now, with this 180A alt. it did not dip below 12.3 volts at idle. It was a direct bolt on, no mods needed. I wish I had bought this alt earlier, before I spent the cash on the batteries. I knew that I needed to buy one, but I did what so many people did, try to fix the problem the easest way possible. IT DOES NOT WORK!!!!! As you can tell I spent approx $800, $400 went to Battery Heaven. I say to get a H.O. alternator along with the "BIG 3" first. Even with the modest aftermarket audio system an upgrade is a must, or else Battery Heven. The OEM alt. is ONLY made for your vehical's OEM products. The reserve output of the OEM alt. is not made for today's audio system.</p><p></p><p>I hope this helps you out.</p></blockquote><p></p>
[QUOTE="da12b, post: 2384962, member: 548763"] Check out [URL="http://www.4alterstart.com"]http://www.4alterstart.com[/URL] I bought a 180A Alt for about $350. It was the best audio performance I did. I went through 2 DieHard batteries, 2 Optima (1 Red Top and 1 Yellow Top) hoping that the yellow top would help, but it lasted for just over 2 years. In fact, the batteries I bought lasted only 2 years, with the OEM alt. I spent approx. $450 on just batteries alone. You could have the best of everything, but if your power supply is not enough, be ready to spend some cash (in my case) every two years. My audio dipped to about 10.4 volts at times with the OEM 105A alt, but now, with this 180A alt. it did not dip below 12.3 volts at idle. It was a direct bolt on, no mods needed. I wish I had bought this alt earlier, before I spent the cash on the batteries. I knew that I needed to buy one, but I did what so many people did, try to fix the problem the easest way possible. IT DOES NOT WORK!!!!! As you can tell I spent approx $800, $400 went to Battery Heaven. I say to get a H.O. alternator along with the "BIG 3" first. Even with the modest aftermarket audio system an upgrade is a must, or else Battery Heven. The OEM alt. is ONLY made for your vehical's OEM products. The reserve output of the OEM alt. is not made for today's audio system. I hope this helps you out. [/QUOTE]
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How big of an alternator do I need?
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