Optima Battery

Stereo installs and the music that drives them
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MADGTI
Posts: 1272
Joined: Sun Sep 12, 2004 9:45 pm
Location: Northern Suburbs, Melb, Vic, Aus
Location: Northern Suburbs, Melb, Vic, Aus

Hey guys, looking to purchase an optima battery but confused with numbers.

for eg, theres the optima d34, d35, d75 etc etc.

need it to power my massive stereo setup and all my other electrical guages and accessories.

what are you guys using and your experiences? also is 750cca sufficient or is there room for more? mind you charge rates are like 75ah, so ill probably need to upgrade my alternator.

cheers
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Hertz
Posts: 4164
Joined: Mon Aug 25, 2003 12:00 am
Location: Perth
Location: Perth

Like many others, I highly recommend Optima batteries if your running a good sound system. I've used the D35 before and it's a real tight fit in your battery tray, it does fit, but you will need to buy/make a new battery bracket. I'm currently using a smaller Optima that fits in the standard battery tray and bracket, and it's works great, andIi currently running a 700 watt RMS system.
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DeTune
Posts: 230
Joined: Fri Nov 19, 2010 7:59 pm
Location: Barbados

Hertz wrote:Like many others, I highly recommend Optima batteries if your running a good sound system. I've used the D35 before and it's a real tight fit in your battery tray, it does fit, but you will need to buy/make a new battery bracket. I'm currently using a smaller Optima that fits in the standard battery tray and bracket, and it's works great, andIi currently running a 700 watt RMS system.
What's the cca required for a stock gti?
BajanBomb!
MADGTI
Posts: 1272
Joined: Sun Sep 12, 2004 9:45 pm
Location: Northern Suburbs, Melb, Vic, Aus
Location: Northern Suburbs, Melb, Vic, Aus

ive had as low as 330cca, and it cranked fine.

if you want a good fast crank/start 500cca works a treat!
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-lynel-
Posts: 410
Joined: Sat Aug 28, 2010 6:31 pm
Location: Ipswich

i have a d34 marine battery boot mounted in my swift. 900cca and 110ah. massive i know considering i have NO audio equipment but its from my other build and my stock battery dieded.

what price have you got for it as i know a guy who knows a guy who can get good prices (employee discounting) sometimes. not always
95 GTI black - the best is yet to come
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Pauly
Posts: 3975
Joined: Sat May 12, 2007 12:40 pm
Location: penriff
Location: penriff

My mate is running an optima yellow top in his charade, not sure on the part number but it's the same size as a commodore battery
It's running a 2500w rms system no problems and can take two movies at the drive ins with wipers and demister fan going and the volume 3/4 of the way up the whole time and still crank over at the end of the night like it was nothing :lol:
Last edited by Pauly on Wed Apr 27, 2011 12:19 pm, edited 1 time in total.
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southy
Posts: 2061
Joined: Thu Jun 18, 2009 9:56 pm
Location: Cessnock

Pauly wrote:My mate is running an optima yellow top in his charade, not sure on the part number but it's the same size as a commodore battery
It's running a 2500w rms system no problems and can't take two movies at the drive ins with wipers and demister fan going and the volume 3/4 of the way up the whole time and still crank over at the end of the night like it was nothing :lol:
Can?? Guessing auto correct on I phone.
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Pauly
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Location: penriff
Location: penriff

:lol: piece of s**t!
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mattman
Posts: 1015
Joined: Tue Jul 01, 2008 9:11 pm
Location: cabramatta

i have an optima red top in the lexus 2000rms system ive had the system pumping for 2 hours started no probs and its 900cca lol
ive fallen victim to daily driver tern project car
the swift bug has not left me and i will return to a swft gti
tlmitf
Posts: 157
Joined: Thu Aug 18, 2011 5:15 pm
Location: Adelaide

Marine batteries for cars, they are designed to take pounding and vibrations in a boat ;)

Mate with a FC RX7 has killed a yellow top, all the thumps and bumps from the road knackered it internally. IIRC the blue top is marine
Fast, Cheap, Reliable - Pick any two and the third is laughable
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