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<blockquote data-quote="blazian87" data-source="post: 8311505" data-attributes="member: 574798">To run active you must take the crossover that JL gave you out of the loop completely. Basically with the crossover, it&#039;s been pre-tuned by JL and you can&#039;t change anything about it. It is plug and play and will only require a 2 channel amp. Now if you want to run 3-way fully active, then each speaker would need an individual channel of power so you can set the gains individually for tweeter, midrange, and mid bass. In your case, you can use the JL 300/2, KS 300.2, and another 2 ch amp for a total of 6 channels just for the front stage. If you&#039;re using a low powering sub then the JL 600.1 should probably do but if you&#039;re getting a more powerful sub, then feel free to use your Arc KS 1000.1 and put your gains low. There is much more tuning involved with active and might take much more time to get it sounding pleasing to your ears.&nbsp; Active is much louder with less power but requires its own individual channels. But if you&#039;re serious about SQ, then it will come with its rewards. There&#039;s nothing wrong with using the crossovers they gave you as it is the easiest and cheapest options. It&#039;ll get you a decent sound and many are satisfied with it already. If you&#039;re the type that likes messing around with the sound, then active is your best bet.I think the deadening the roof won&#039;t really make much of a difference unless you&#039;re running some serious power. Important thing is deadening the doors and hatch/trunk to keep the sound insulated. Go with whatever you can afford and see how you like it.</blockquote>

[QUOTE="blazian87, post: 8311505, member: 574798"] To run active you must take the crossover that JL gave you out of the loop completely. Basically with the crossover, it's been pre-tuned by JL and you can't change anything about it. It is plug and play and will only require a 2 channel amp. Now if you want to run 3-way fully active, then each speaker would need an individual channel of power so you can set the gains individually for tweeter, midrange, and mid bass. In your case, you can use the JL 300/2, KS 300.2, and another 2 ch amp for a total of 6 channels just for the front stage. If you're using a low powering sub then the JL 600.1 should probably do but if you're getting a more powerful sub, then feel free to use your Arc KS 1000.1 and put your gains low. There is much more tuning involved with active and might take much more time to get it sounding pleasing to your ears. Active is much louder with less power but requires its own individual channels. But if you're serious about SQ, then it will come with its rewards. There's nothing wrong with using the crossovers they gave you as it is the easiest and cheapest options. It'll get you a decent sound and many are satisfied with it already. If you're the type that likes messing around with the sound, then active is your best bet. I think the deadening the roof won't really make much of a difference unless you're running some serious power. Important thing is deadening the doors and hatch/trunk to keep the sound insulated. Go with whatever you can afford and see how you like it. [/QUOTE]

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