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BMW 3-Series and 4-Series Forum (F30 / F32) | F30POST > F30/F32/F33 Classifieds (For Sale / Trade / Wanted) > Members Classifieds > Electronics: Audio / Video / Phone / Alarm / Navigation / Radar > FS: Rockford Fosgate Power BMW 8" Direct Fit Subwoofer - T3-BMW-SUB x2 (pair)
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      05-21-2018, 01:11 PM   #1
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Drives: 2014 435i
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Location: Maple Valley WA

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2014 BMW 435i  [0.00]
FS: Rockford Fosgate Power BMW 8" Direct Fit Subwoofer - T3-BMW-SUB x2 (pair)

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Asking Price:

Item Interest
These are two years old, not abused and in perfect working condition. This is the perfect plug and play upgrade to your weak underseat HiFI or HK subs in your BMW. The are $299 EACH brand new, selling the matched pair and they work perfectly.

Make sure these fit your car on the RF website before purchase, but fit many BMWs.

Rockford Fosgate Power BMW 8" Direct Fit Subwoofer - T3-BMW-SUB
The Power T3-BMW-SUB is an 8 slim subwoofer designed as a direct fit replacement/upgrade for select BMW models. Speaker features a BMW factory connector and 150 watt power handling capacity.
The T3-BMW-SUB is a direct fit subwoofer intended to replace or upgrade factory models installed in select BMW vehicles (see compatibility chart). The speaker is designed using a neodymium motor and glass fiber sandwich cone and rubber surround. Sub features the BMW factory connector for easy plug-n-play operation. Made in Germany.

Glass fiber reinforced poly‐carbonate frame
NBR rubber surround
Bimax spider
Neodymium magnet
2" voice coil with high temp aluminum former
Designed to replace factory OEM BMW 8" woofer
Includes original BMW connectors

Size: 8"
Power Handling (Watts RMS):
150 Watts RMS
300 Watts Max
Speaker Connector: Custom BMW Terminal
Fs (Hz): 38
Nominal Impedance: 4-Ohm
Voice Coil Diameter: 2.0" (50.80 mm)
Qts: 0.49
Qes: 0.63
Qms: 2.26
SPL (dB @ 1w/1m): 88
Vas (Liters): 40.6
Xmax (mm): 7
Re (Ohms): 3.7
Le (mH): 0.61
Sd (cm2): 243

Approximate Dimensions:
Cutout Diameter: 7.7"
Mounting Depth: 1.2"

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Last edited by BMW DIY Guy; 05-21-2018 at 02:22 PM..
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      05-21-2018, 11:09 PM   #2
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Drives: 2015 435i M-Sport
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I’m confused a bit. So they’re used for 2 years and you’re selling for $500 whereas you can get new ones for only $100 more?
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      05-23-2018, 11:48 AM   #3
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Originally Posted by nothingspecial View Post
I'm confused a bit. So they're used for 2 years and you're selling for $500 whereas you can get new ones for only $100 more?
Have to agree - 2 year old ICE is worth about 30-40% (at absolute best) of new prices, regardless if it's "lightly used"... Which means nothing in the real world.
2017 F15 40i ePerformance -M Sport
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