Fi Car Audio Subwoofers

718 topics in this forum

1. Official Fi Subwoofer Specifications! (pictures Included) 1 2 3 4 5

   By AlpineGuy87, April 21, 2007
   • 47 replies
   • 90.1k views
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   • jhcutlass350
   • March 27, 2012

3. Please Welcome ShawnFleming Our new AA/FI Rep 1 2 3

   By n8ball2013, April 18, 2012
   • 25 replies
   • 14.1k views
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   • fox_racin4
   • August 3, 2012

4. Fi Btl Options 1 2

   By trob255, January 27, 2008
   • 10 replies
   • 19.3k views
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   • SMD Basshead
   • September 13, 2010

5. Today Is Really The Day (update, All 4 In, They Slam) 1 2 3 4 27

   By meade916, April 23, 2008
   • 265 replies
   • 26k views
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   • LSN2meBoom916
   • May 3, 2008

6. NEW for 2011/2012 SP4 Series 1 2 3 4 17

   By BITLD, November 25, 2011
   • 160 replies
   • 29.9k views
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   • Bigtoe-69
   • February 21, 2012

7. FI BTL-N3 Released 1 2 3 4 15

   By Ford302Redneck, February 1, 2011
   • 142 replies
   • 28.4k views
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   • dB Don
   • December 17, 2011

8. BTL-N2 pics 1 2 3 4 14

   By NDMstang65, October 23, 2010
   • 132 replies
   • 26.1k views
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   • lem43606
   • July 17, 2011

9. Curious if anyone has ordered from Fi recently 1 2 3 4 12

   By Kocyandia, September 28, 2020
   • 115 replies
   • 26.8k views
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   • CstrokerV
   • September 15, 2021

10. Box Design for 2 18" BTL's in a Avalanche....last page 1 2 3 4 10

    By cnate777, August 29, 2009
    • 98 replies
    • 11.1k views
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    • cnate777
    • January 31, 2010

11. Audio Help 1 2 3 4 10

    By junior425, July 24, 2008
    • 94 replies
    • 4.6k views
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    • junior425
    • July 25, 2008

12. 2 FI Q 18 1 2 3 4 10

    By DylanH, December 23, 2009
    • 91 replies
    • 9.8k views
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    • DylanH
    • December 27, 2009

13. New Btl 1 2 3 4 10

    By Shibby, April 4, 2008
    • 90 replies
    • 8.7k views
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    • 00sdime00
    • April 23, 2008

14. The Difference.. 1 2 3 4 10

    By NDMstang65, August 13, 2011
    • 90 replies
    • 14.3k views
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    • pitbullninja
    • November 10, 2011

15. FI BL 18 confusion 1 2 3 4 9

    By og407, July 28, 2010
    • 87 replies
    • 14.8k views
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    • NDMstang65
    • August 7, 2010

16. SP4 18- Ordered Sat/ Shipped Today (sike) 1 2 3 4 8

    By DreDay256, December 20, 2011
    • 75 replies
    • 8.6k views
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    • DreDay256
    • January 14, 2012

17. Since everyone seems to want Neo... 1 2 3 4 8

    By NDMstang65, July 23, 2010
    • 74 replies
    • 10.7k views
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    • dB Don
    • January 26, 2011

18. Could 1 2 3 4 8

    By natisfynest, September 19, 2008
    • 70 replies
    • 4k views
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    • Chode69
    • September 23, 2008

19. BTL? 1 2 3 4 7

    By Bonacci55, August 5, 2011
    • 66 replies
    • 11.9k views
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    • xMplar
    • August 18, 2011

20. Dont You Love It When You Mention Fi 1 2 3 4 7

    By qu1cks1lver56, June 5, 2008
    • 63 replies
    • 3.7k views
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    • Chode69
    • August 25, 2008

21. maximum amount of port area? 1 2 3 4 7

    By Michael Campbell, July 14, 2012
    • 62 replies
    • 9.1k views
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    • armykyle1
    • August 2, 2012

22. Fi Bl 1 2 3 4 7

    By 99GPGTX, May 17, 2007
    • 61 replies
    • 4.3k views
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    • jokanate88
    • September 25, 2007

23. BTL-N1 pics 1 2 3 4 6

    By NDMstang65, October 23, 2010
    • 58 replies
    • 10.8k views
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    • sweendog
    • August 3, 2011

24. New Fi 22" Baskets 1 2 3 4 6

    By AI James, January 12, 2009
    • 57 replies
    • 7.9k views
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    • tripleb45
    • October 22, 2009

25. 4 Bl 18s 1 2 3 4 6

    By FYI-Future-Star, November 2, 2007
    • 55 replies
    • 3.5k views
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    • FYI-Future-Star
    • November 23, 2007

26. 18 inch subs that don't take a lot of cubic feet to sound good? 1 2 3 4 6

    By Vooloco, October 21, 2011
    • 53 replies
    • 9.8k views
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    • Hifonics
    • October 26, 2011