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Yeah, sure, no worries. I got some Ground Zero mids and tweeters. The place I went to sold them in a pack. (R4k) They're pretty much plug and play, but some wires need to be stripped. I also put in some sound deadening.
Front speakers & tweeters:
CAS is a leading UK retailer of car audio and vehicle security systems, offering stereos, speakers, dash cams, alarms, and professional installation services to enhance in-car entertainment and safety.
caraudiosecurity.com
Sorry, can't find a local link to these with the box.
Front tweeter trims: Parts Number (For an F30): 51337323507 (Left) & 51337323508 (Right). Phone BMW and ask for a discount. They're quite generous, otherwise you can get them from Quantro spares in PTA North.
For the rear speakers I'm going with these. These are what bimmer-tech sells (but I'm not paying $1220 for a whole set). So I'd rather get these for the back.
"Alpha One was founded by a couple of guys passionate about modifying their BMWs in every possible way with a hefty focus on audio improvements.Our first big hit revolutionized the game of BMW audio upgrades with the world's first fully customized amplifier upgrade: the Alpha One Amplifier.While...
www.kiesmotorsports.com
These are the subs I'm looking at: (Another piecemeal buy). These are hella expensive imho. (R12 - 14k depending on conversion). You may need clips for these. Not 100%.
Here's the clip's part number. "under seat bass speaker connector: 61132360044"
Resistance 7 Ohm Diameter 255 mm Setting Regular Mount
www.kiesmotorsports.com
For the amp, I'm not 100% sure what exactly to get yet. You (apparently) need a 7 channel amp if you FA (or FDL) code the radio to HiFi
But I'm looking at this.
radiowaves.co.za
Need to consider a place that has stock. The above is 6/5 channel, so I need to confirm if I'll be able to get the woofers under the seats to work. So not 100% on the above amp.
Note: I plan on installing this in the boot, so you'll have to disassemble the entire bottom left trim inside the car for the wiring. In addition to that, I'm going to retrofit a combox which is also placed in the boot. Both will have the wires running down the left side of the car. And if you put the amp where I want to put it, left side of the boot below the tray, you'll need a new tray otherwise the amp will take the space of the deep tray. The right hand side of the car has most of the power cables, so it will cause interference.
Part number for shallow tray: 51477245912
The speakers and tweeters are quite sharp as the HU_ENTRY boosts the treble and bass a lot. It was a bit unbearable for me so I FA coded the EQ curve to HiFi. (676)
The sound should (in theory) improve a lot once I get the amp.
Edit:
So after typing the above I started messing with the coding again. I reverted the AUDIO_SYSTEM_CIC back to Stereo via FDL coding instead of HiFi (The 676 FA code mentioned). HiFi definitely needs an amp, otherwise the output is a bit lackluster. I had to play too much with my EQ on my phone and and iDrive.
In addition to that I changed the AUDIO_SYSTEM_VAR to Variant 3 (It's listed as Default, Var 1, Var 2, Var 3 on the software - So I guess the value is 4? Either way, last one on the list.)
It sounds quite a bit better. Here's a summary of the codes.
| variant_1 | 0x00 | Less bass compared to var2 |
| variant_2 | 0x01 | Less high frequency compared to var1, var3, var4 |
| variant_3 | 0x02 | high bass level |
| variant_4 | 0x03 | high bass level |
After stuffing around, I'd recommend to keep the AUDIO_SYSTEM_CIC on Stereo and change the AUDIO_SYSTEM_VAR value 0x01, 0x02 or 0x03 as in the table above. Variant 1 is just madness and the sound is extremely piercing, it actually hurts my ears. I also turned the treble all the way down to 0 on iDrive and kept bass at default. Variant 3 + 4 does push the bass to a level that the speaker can't handle and distorts a lot.
I'd definitely do the above if you're upgrading piecemeal like me.
I'm happier with the above settings. Once the amp is bought (whichever one I decide on), I hope to get more mid frequencies through the speakers.
Let me know if you need help or some clarity.