any advice

[RemmySa12]

so i have a little bit of flicker on my lights when lows hit but it isant much and i was looking at this battery would it work or not? Brand New Krank It Up FC800 Kinetic Style Car Audio Power Cell Battery 800 Amps | eBay

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[mylows10 5,000+ posts]

Try installing a big 3 kit first What amp are you running ? What's your set up ?

 

[RemmySa12]

i got a audio pipe apsm1500 wired 2 ohms for my 2 sundown sa12s and for my door speakers i got a hifonics zeus 500.2

Try installing a big 3 kit first What amp are you running ? What's your set up ?

 

[mylows10 5,000+ posts]

i got a audio pipe apsm1500 wired 2 ohms for my 2 sundown sa12s and for my door speakers i got a hifonics zeus 500.2

All power hungry amps you need a big 3 kit