AFAccord
Well-Known Member

^ +1. Yellow Top for the sound system.
kind of old post but i need a new battery and I have a sound system. There's like 3 different yellow tops. 2 have the same cranking amps but one is SAE post and the other is Dual SAE/GM. Whats the difference and what should I get?
Yeah, I was looking at the V6 ones myself. I have the 4 cyl so my choices were slightly different.
Personally, I'd go with the one with the side posts on the outside. Otherwise, they are too close to the battery tie-down and if you plan on using them, that is a little close for comfort for me.
However, you sacrifice CCAs on the one with the outside posts. Personally, I don't think it is a big deal considering they are already much higher but...
All of the batteries will fit without issue. You are missing the tie down.
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#4, #5, #20
Now, the side posts.
The side posts are a different type of terminal.
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This diagram is from a Corvette because it is the only car I happen to remember using side posts that I had. Now, side posts can be used with the top posts side by side and if you have many extra electrical components, it can make it look a lot cleaner. However, for the route you are going (plug, play, and forget), you can get away with using this one and you will probably be in best shape. That's what I would do.
http://www.optimabatteries.com/en-us/shop/yellowtop/optima-batteries-8012-021-d34-yellowtop-starting-and-deep-cycle-battery/
The reason I was saying if you want the side posts, I would get the side posts on the outside because I wouldn't want the positive terminal being that close to a ground, the tie down in this case, without proper insulation. It could cause a short.
Thanks! Should I get a battery tie down?
I probably would get one myself! Gravity seems to be doing the job pretty well for you so far. Lol! But in any case, yes, add a tie down.