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<blockquote data-quote="slaggster" data-source="post: 3974667" data-attributes="member: 585143">2000 escalade&nbsp; 140amp alt. yellow top under the hood,hc2400 in the back,and the big 3 is done. All power wire is 1/0 gauge. I had the ground to the frame in the rear and I spoke with sombody from Kinetic and he told me to run my ground from the battery up front to the battery in the back. So that is how it is now.The power is good until I turn it up past a normal listening level then lights dim with all bass notes. to explain a little better. I have an Audio control Epic 160 in the dash when it reads 135db volts hold at 14.0-14.3. But if I turn it up more 140+db my volts drop to 12.0 and on all bass notes lights dim.I have a Zapco AG650, Zapco Reference 1000 (black Ag1000)Subs IDSPL15 1800w/rmsShould I buy a HO alt.?I thaught Zapco made pretty efficient amps. Should I replace it with a different amp? I&#039;m torn between new alt. new amp. if so what amp Sundown? I like my setup I just don&#039;t want to buy an alt. and have the same problem. Hope someone out there can help. Here&#039;s a pic of amps[ATTACH]26501767[/ATTACH]</blockquote>

[QUOTE="slaggster, post: 3974667, member: 585143"] 2000 escalade 140amp alt. yellow top under the hood,hc2400 in the back,and the big 3 is done. All power wire is 1/0 gauge. I had the ground to the frame in the rear and I spoke with sombody from Kinetic and he told me to run my ground from the battery up front to the battery in the back. So that is how it is now. The power is good until I turn it up past a normal listening level then lights dim with all bass notes. to explain a little better. I have an Audio control Epic 160 in the dash when it reads 135db volts hold at 14.0-14.3. But if I turn it up more 140+db my volts drop to 12.0 and on all bass notes lights dim. I have a Zapco AG650, Zapco Reference 1000 (black Ag1000) Subs IDSPL15 1800w/rms Should I buy a HO alt.? I thaught Zapco made pretty efficient amps. Should I replace it with a different amp? I'm torn between new alt. new amp. if so what amp Sundown? I like my setup I just don't want to buy an alt. and have the same problem. Hope someone out there can help. Here's a pic of amps [ATTACH]26501767[/ATTACH] [/QUOTE]

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