Please wait...
Please wait...
Our website uses cookies so that you can place orders and we can provide a better service. Continue to use the site as normal if you're happy with this, or find out how to manage cookies.
Please wait...
Alpine Car Audio Systems SWG-844 400W 8" single 4 ohm voice coiSWG-844
£61.54 Save £88.45  was:£149.99
Click to Close

Fit it Yourself?

Everything you need to fit it yourself at home

Only £30.00 

With Steering Wheel Control
Only £50.00 

5 Stars (2)

Alpine Car Audio Systems SWG-844 400W 8" single 4 ohm voice coil subwoofer

Save: £88.45 (59%)  rrp: £149.99
5 Stars
2 Review(s) / write a review
Quickfind Code - 27173
Quick Summary:

8 inch speaker

Save: £88.45 (59%)
rrp: £149.99

Finance Available
On Orders Over £300

  • Free Car Air Freshener with every order Free Car Air Freshener with every order
  • 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

Click image to zoom

Key Features

400W 8" single 4 ohm voice coil subwoofer - Alpine Car Audio Systems SWG-844

Alpine SWG-844 8' subwoofer

  • 400 Watts peak power handling
  • 120 Watts RMS power handling
  • Polypropylene reinforced pulp cone
  • High Excursion butyl rubber surround
  • Heavy gauge deep diver steel frame
  • Extended & lamininar flow vented pole
  • Single High linear & back vented nomex spider


Download image of Alpine Car Audio Systems SWG-844 Click here for Image of Alpine Car Audio Systems SWG-844
Technical Specification
  • Peak Power: 400W
  • RMS Power: 120W
  • Frequency Response: 34Hz � 1.5kHz
  • Sensitivity: 87dB/W (1m)
  • Installation Diameter: 183mm
  • Depth: 114mm
Please wait...
Customer reviews

Subaru Forester XT
KONSTANTIN on 10/05/2017 5 star rating

replaced my 6x9 OEM boot speaker great sub for the size

size aint everything
mickey on 30/05/2012 5 star rating

i have just put 1 of these subs in my ford ka to replace the 12" sub i did have. it is not as boomy as the last sub, but then i aint 18 any more lol. i wanted something to enhance the music and this does that well. really happy and i now have a bit more room in my boot too.

View all reviews

Write a review
Review Title: 

How many would you give this product?

Newsletter sign up

Questions/Answers About This Product
  • Question: 10 July 2019
    Car: Audi A3 - 2003>

    Does the speaker come with any sort of speaker grill?


    sorry this speaker doesn't come with a grill, however im sure there will be universal ones available online

    Found Useful? Yes 

  • Question: 11 May 2019
    Car: Kia Ceed - 2010>

    Hi, is this subwoofer good for sealed box?


    See the below link for full specification.

    Found Useful? Yes 

  • Question: 25 January 2018
    Car: BMW 3 Series (E46) - 2005> (E90)

    E91 bmw how do I feed the power amp for this sub can I come off the door speaker if so how thanks Ralph

    you would need an amplifier to power the subwoofer, you would have to take a speaker signal from the original underseat subwoofers and root them into the input on your amplifier

    Found Useful? Yes 

  • View All
Got a Question about this Product?

The email address is required to email you when your question has been answered

Car Make
Car Model

chars left

Newsletter sign up

N.B. Questions are answered during office hours
Please don't put sensitive info in the question.

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