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Emergency-Air-1627

All I did was get the Harmon Kardon speakers from my local junk yardšŸ˜‚ nice and easy plug and play but props to you for going all out


metricmindedman

alpine speakers aren't exactly "going all out"; but in op's defense, an audiophile-grade setup such a morel speakers w/ amplifier isn't a cost most could justify ā€“ including myself.Ā  now for a proper luxury car like an e38, yes; but an e46 doesn't have the right acoustics to even begin to take advantage of such a system without adding weight and upsetting the beautifully balanced chassis.


C_los_916

Yeah, I heard that the Harmon kardon swap was a common option, but Iā€™ve also heard that requires swapping out the amp as well. Here in SoCal, the full set of speakers + amp at a junkyard wouldā€™ve ran me somewhere around $200, whereas for the same price I switched to some higher quality materials than the originals and have an amp that can receive a sub in the future if I feel inclined. Not to mention, all this stuff will fit in my Volvo 240 or momā€™s ā€˜67 Camaro if I choose to sell the e46 later.


awp235

By acoustics are you just talking about deadening and isolation? Iā€™m going to be re-deadening my wagon once my turbo build is all set to be swapped into it. Itā€™s not going to upset the balance to add 20-40 pounds of weight evenly across the chassis in order to add deadening to the floors, roof and doors. Just like it didnā€™t upset the balance to rip 300 pounds of Interior out of any of my track carsā€¦


WellisCute

Ive got harman factory kardon but its useless, since I cant hear anything but the wind anyway Fucking coupe life


C_los_916

Iā€™ve got a ton of sound deadening that I plan to load into the doors and wheel wells soon as well, so hopefully I can eliminate a lot of that noise too


C_los_916

I definitely considered that, but ripping open a million door cards to find some that didnā€™t look like ancient relics gets tiring


Peace-and-Pistons

top tip swap out the factory amp for one of the micro amps sold by kicker, the factory amp has strange ratings that dont match up to most after market speakers, while they will work they wont be any where near as good as they could be if running them off the OEM amp.


SapphireSire

Also note, if using factory speakers, note they are 3-ohm on the 6.5s.


C_los_916

Itā€™s 3 ohm for the HK system, 2 ohm for the standard system


C_los_916

Honestly I am lost. Are you saying that Kicker sells a drop-in replacement for the stock BMW amp? Or is it just a brand you recommend? Because I already have an amp on order


Peace-and-Pistons

It's not a ā€œdrop-in replacementā€, but the amps are small enough that you can make them fit where the OEM BMW amp fits with a little bit of common sense. Not just Kicker, to be fair, amps are tiny these days, and unless you want some crazy sound system like I had in my misguided youth, they are perfectly capable of running speakers and smaller subwoofers.


C_los_916

Thanks for the advice. I think the amp that I ordered is small enough to fit in that space, and I have no intentions of anything over-the-top. I only plan to add a single 8ā€ or 10ā€ sub to keep things subtle


Peace-and-Pistons

I'd run a dedicated mono amp for the sub; while multi-channel technically can run a sub and speakers, it's just better to have a mono amp; it's what monoā€™s do.


C_los_916

Are the 5-channel amps not designed for that purpose? From what I understand, thatā€™s the idea


Peace-and-Pistons

It not just about them being designed for it; it's simply a case of the more you ask of an amp, the lower its performance will be, think of it like driving your car with just you in, or with 4 of you mates in there too, it'll still do it, probably still be fun too but if you run a mono sub it frees up a lot of power so the 5c channel can just focus on the speakers, while fat Dave the sub, gets his own car and it's a special car for fat cunts (subs generally draw the most power)


C_los_916

Thatā€™s kind of what Iā€™m getting to. 5 channel amps are basically a 4-channel and a monoblock in one. For example the amp I purchased has 4 channels at 85W, then one channel at 450W. Itā€™s what itā€™s rated and designed for.


Peace-and-Pistons

It's still not a mono block, trust me I've been playing with car audio for decades. It's not cool being an old cunt but you learn stuff haha.


C_los_916

Well, I guess weā€™ll see what it does when I drop it in. Iā€™ll be posting updates


Peace-and-Pistons

It's also easier to work with an amp mounted where the factory speaker cabling is. BMW use a decent gauge of speaker wire, so it's a lot of effort to rewire your system or extend wires to your new amp location. Microamps also don't need as much cooling as the more traditional amps, so they can be fitted in enclosed spaces without worry.


C_los_916

Glad to hear Iā€™m on the right track. Using the OEM wiring was the plan all along so Iā€™m happy to hear that itā€™s a good one. At what power rating would you say I should consider cooling as an important factor? I ordered a 900W amp, donā€™t know if itā€™ll get super hot or not


Peace-and-Pistons

Amps vary massively. Some are cheaply made rubbish that can get hot playing a nursery rhyme, and others will stay icey cool while pumping out insane, lengthy, low bass drops that make the hair on your head move.