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Fit it Yourself?

Everything you need to fit it yourself at home

Only £30.00 

With Steering Wheel Control
Only £50.00 

5 Stars (9)
Speakers and Subwoofers In Phase Car Audio XTB215

In Phase Car Audio XTB215 Dual 15 inch 3600 Watts enclosure

£405.49 Save £94.50 (19%)  was:£499.99
5 Stars
9 Review(s) / write a review
Quickfind Code - 21489
Quick Summary:

The ultimate bass box

Save £94.50 (19%)
rrp: £499.99
This product has been discontinued

  • Free Car Air Freshener with every order Free Car Air Freshener with every order
  • Next Day Delivery available on all orders before 5pm Next Day Delivery available on all orders before 5pm
  • Easy Returns Easy Returns
  • 1 Year Easy Warranty 1 Year Easy Warranty

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Sorry, this product has been discountinued. please call us for alternatives

Key Features

Dual 15 inch 3600 Watts enclosure - In Phase Car Audio XTB215

  • Dual 125 Subwoofer in 4th Order Enclosure
  • Driver: In Phase XT 15 x 2
  • Dual Voice Coil Subwoofer
  • Power: 3600W
  • Bass aero dynamic port: 2
  • Linear Aero Venting
  • Double Spider
  • Flush Fitted
  • Crakle Paint Effect
  • Frequency Response: 28-200Hz
  • Sensitivity: 98dB
  • Impedance: 2 ohms x 2
  • Height: 500mm
  • Width: 870mm
  • Depth: 390mm

Download image of In Phase Car Audio XTB215 Click here for Image of In Phase Car Audio XTB215
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Customer reviews

eddie on 04/01/2013 5 star rating

I bought a Hifonics Zeus ZX-12 Dual sub 1000watt - 12 inch You can get it on amazon if you can spare 450 pounds. Then match it with a Hifonics Amp.. the sound is awesome. If get a chance to go to Germany buy it and have it fitted there; its cheaper...I bought mine for 350 euros... enjoy!

Anonymous on 01/10/2011 5 star rating

what amp hsould i use with this

dan on 08/07/2011 5 star rating

why is the VIBE CBR 12 TWIN ACTIVE Sub about �399. it has on max 3200wattz and the In Phase XTB215 Dual 15 inch 3600 Watts enclosure is �349 but has 3600wattz. why is this product much cheaper and what one would be better to have. can any 1 help fanx.

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Fitting Services

Need help with Installation?

Here at CarAudioCentre we offer a professional and reputable fitting service in all our stores. For all fitting enquiries and bookings please visit or call one of our nationwide stores. Our fitters can install your new car stereo, DAB radio, audio visual, speakers, subwoofers or amplifier. We can also help to connect your iPod or MP3 player to you existing audio unit and can offer the best advice on the right in-car entertainment for your vehicle, to further this more we also offer a total 100% custom installation service for demo and show vehicles. So if you have an idea come on in and run it past us, the possibilities are endless and we are never too busy for an enthusiastic chat about our favourite subject.

Please note:

"That our two year warranty on products is only applicable to purchases made directly from us and that have been fitted in one of our stores."

Our Stores:

542 546 Mansfield Road, Sherwood NG5 2FR
Tel: 0115 9624 986
743-745 Eastern Ave, Newbury Park, London, IG2 7RT
Tel: 0208 599 2368
835 Garratt Lane, Tooting, London, SW17 0PG
Tel: 0208 971 9181