In Phase SXT6435 - 4x6" neodymium 3-way coaxial speakers - 200 watts

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Quick Summary:
These hyper-efficient In Phase SXT6435 speakers deliver a big, big sound even in the smallest of spaces. 200 watts of crystal clear sound with rich deep bass busts out of these slimline speakers, making them ideal where fitting space is at a premium.
Special Price £30.00 Save £34.99 (54%) rrp: £64.99
In stock
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  • Next Day Delivery available on all order before 5pm Next Day Delivery available on all order before 5pm
  • Easy Returns Easy Returns
  • 1 Year Easy Warranty 1 Year Easy Warranty

in phase

Key Features

In Phase SXT6435 - 4x6" neodymium 3-way coaxial speakers - 200 watts

Efficiency is the name of the game for these In Phase SXT6435 3-way coaxial slimline speakers. The latest neodymium technology delivers extraordinarily rich bass, midrange and high end tone. Yet the slimline styling makes them easy to install in any car – even where space is short.


3-way speaker options – swivel, flush and surface – ensure crystal clarity for the driver and passengers alike. This great value, powerful package comes complete with discreet grills, plenty of speaker cable and all the fixings you need for a stress-free installation.
Technical Specifications


  • Peak power handling 200 watts
  • RMS power 30 watts


  • Deep bass – 6x4” neodymium cone
  • Butyl rubber surround
  • 1” high temperature voice coil
  • Active midrange – ½” PEI neodymium dome
  • Sharp high end – ½” Piezo tweeter


  • 3-way mounting: swivel, flush and surface
  • Mounting depth 35mm
  • Cut-out 153mm x 90mm
  • Includes grills, cables, fixings and instructions
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Questions/Answers About This Product

Question: 03 October 2016

Car: Vauxhall Insignia - 2009> -

Do you actually have these in stock?? I bought 1 from a different company only to be told they cant get hold of them anymore and didnt have any in stock. I was refunded so am on the lookout for one.


Hi, thanks for your question, it seems that this model is unavailable at present however we do have a few other suggestions. Please see below. XS-GTR121L 2000 watts peak power 12" subwoofer SWR-12D4 3000W 12" dual 4Ω voice coil subwoofer SWR-12D2 3000W 12" dual 2Ω voice coil subwoofer

Question: 15 October 2016

Car: -

What is the rms on the pioneer ts-3003d4 12 inch speaker please


the rms power on this subwoofer is 600w

Question: 07 May 2017

Car: VW Golf - 2003 > MK5 -

Is this poduct in stock


hi no i dont have it in stock but it can be ordered .

Question: 22 January 2018

Car: Audi A4 - 2002-2006 -

Do you have any in stock or how long does it take to order one in?


sorry we are currently showing these units as out of stock, please contact our mail order team in regards to check if they are still available from pioneer, 0330 320 5050

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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