# FS: 12" jbl gti series
**URL:** https://forums.speedlife.net/t/fs-12-jbl-gti-series/120407
**Category:** Classifieds
**Created:** [December 6, 2008, 7:58pm UTC](https://forums.speedlife.net/t/fs-12-jbl-gti-series/120407 "2008-12-06T19:58:44Z")
**Posts on this page:** 5
**Page:** 1
### Author:  [@rocco](https://forums.speedlife.net/u/rocco)
#### Post date: [December 6, 2008, 7:58pm UTC](https://forums.speedlife.net/t/fs-12-jbl-gti-series/120407/1 "2008-12-06T19:58:44Z")
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**Asking Price** : $350 (OBO)
**Condition** : /Used
**Location** : miss.ont
**Will Ship?** : maybe
**Contact Info** : Send PM for contact details and to schedule a meet
**Description** :
Condition: used
this sub sounds very good, the reasion for my self selling it , it does not fit in my car . am looken for 350 obo , i have two 12" boxes one a basswork box ported 2 cubic feet, and another also ported only 1.3 cubic feet both boxes where bought from best buy.
e-mail or call 647 298 2901 - mark
hear are some details on the sub
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Product Features
12" GTi MKII Differential Drive® Design Subwoofer
Dual Voice coil design (dual 6-ohm, pre-wired as a 3-ohm sub)
Differential Drive® Design (DDD) motor
Die-cast vented basket
Kevlar®-impregnated paper woofer cone
Nitrile-butylene surround
Power handling RMS: 700 watts
Power handling Peak: 4,000 watts
Sensitivity 91dB @ 2.83V/1m
Power Handling 700W RMS, 4,000W Peak
Frequency Response 18Hz ~ 1kHz
Impedance 3 or 12 ohms
Voice-Coil Diameter 3" (76mm)
Mounting Depth 10-1/4" (260mm)
Overall Diameter 12-1/4" (312mm)
Cut-Out Diameter 11" (280mm)
Displacement 0.149 ft3 (4.23 l)
Product Description
Cast aluminum heat-sink cooled magnet system - for an extreme power handling
Differential Drive System - consisting of dual-edgewound voice-coil and dual-gap technology for a doubling of Power Handling, Sensitivity and an “electrical brake” to control cone motion at extreme excursions
More than +/- 20mm linear cone excursion - provides extremely high sound pressure levels
Symmetrical-Field-Geometry (SFG) - reduces distortions to minimum at any level
Aquaplas coated cone - for exceptionally stable performance even at extreme levels
Butyl rubber surround - for better sound quality and long durability Two separate gold plated screw/plug terminals - provide long lasting electrical connections
pics\> [http://toronto.kijiji.ca/c-buy-and-sell-electronics-Jbl-12-gti-series-W0QQAdIdZ92595955](http://toronto.kijiji.ca/c-buy-and-sell-electronics-Jbl-12-gti-series-W0QQAdIdZ92595955)
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### Author:  [@Specialedition](https://forums.speedlife.net/u/Specialedition)
#### Post date: [December 6, 2008, 8:15pm UTC](https://forums.speedlife.net/t/fs-12-jbl-gti-series/120407/2 "2008-12-06T20:15:06Z")
by the way these subs retail for 600$ brand new.
these are competition subs and they will fuck you up.
Good luck with your sale
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### Author:  [@rocco](https://forums.speedlife.net/u/rocco)
#### Post date: [December 6, 2008, 8:18pm UTC](https://forums.speedlife.net/t/fs-12-jbl-gti-series/120407/3 "2008-12-06T20:18:23Z")
he is right this thing in my s13 was just crazy , i want it to fit in my g but the height is just not there … get a 1000rms amp and ur good, i was useing a alpine 5000 which had a 1000rms and it was crazy, who ever buys it and has wires in there car , all demo it with my amp
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### Author:  [@rocco](https://forums.speedlife.net/u/rocco)
#### Post date: [December 7, 2008, 3:22pm UTC](https://forums.speedlife.net/t/fs-12-jbl-gti-series/120407/4 "2008-12-07T15:22:39Z")
this site is to funny , no one likes car audio … well if any of ur friends need this sub please spread the word…
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### Author:  [@roast](https://forums.speedlife.net/u/roast)
#### Post date: [December 7, 2008, 7:52pm UTC](https://forums.speedlife.net/t/fs-12-jbl-gti-series/120407/5 "2008-12-07T19:52:04Z")
> [@Fs: Gamecube and extra's](https://forums.speedlife.net/t/fs-gamecube-and-extras/19420/2):
>
> this site is to funny , no one likes car audio … well if any of ur friends need this sub please spread the word…
I wouldn’t say we don’t “like” it… it’s just that it’s heavy and our cars are slow enough already…
Moved to other items…