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One and Only
Amplifier Upgrade

Alpha One Amplifiers — compatible
with 97.4% of BMWs & MINIs

FROM $1214.10 $1349 FROM $1349
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From: $1215 $1350

Last chance to shop at up to 15% off

The Amplifier Upgrade
Your Tesla Deserves!

With no engine noise, sound quality matters even
more. Start your audio upgrade right – start with
the Alpha One Amplifier.

FROM $1214.10 $1499 FROM $1499
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SPEAKERSXMAS DEALS

$[[defPrice.PureBass]] FROM $[[defPrice.PureBass|saleDisPrice]]

The ultimate active subwoofer
upgrade for BMW & MINI

Optimized for deep bass response without the obnoxious “trunk sub sound”

NOT a “make your neighbors go deaf” type of sub

Powered by 900-W-RMS-capable Alpha One Monoblock Amplifier

Designed by our award-winning Car Audio Competition Specialists

DSP-tuned for the Alpha One Amplifier and the acoustics of BMWs

Proudly developed and manufactured in Poland

Boast an aesthetic industrial design that visually enhances the trunk space

DIY plug-and-play installation with quick disconnects for easy removal

2-year warranty and professional support

Alpha One Speaker specifications
  • 10” (25 cm) subwoofer driver
  • 300 W RMS power handling oriented for Sound Quality
  • Compact sized sealed enclosure built from CNC-machined MDF
  • Comes with quick disconnects for power, RCA, and remote cables for when you need some extra trunk space
  • Supplied with all of the necessary wiring to fire it up
  • Compatible with all past Alpha One and BimmerTech amps, regardless of their production year
Alpha One Speaker features
Exclusive sound upgrade
  • Specifically designed for BMW’s acoustics and mounting locations
  • Includes every speaker required for your [[tag_1]], including underseat woofers
  • 2-year limited warranty
  • Compatible with our Alpha One Amplifier and factory BMW audio systems
Design & Features
  • Increased clarity, power, and bass
  • Premium materials and build
  • Beautifully crafted design with laser engraved BimmerTech logo
  • Plug and Play installation
  • Much higher power handling and output compared to OEM speakers
  • Precision crafted using machined aluminum
The ultimate speaker upgrade for BMW

Experience bass like never before – bass that isn’t obnoxious.

We are very proud to introduce our final piece of the BMW sound system puzzle: the Alpha One SUB10 BMW Subwoofer Upgrade! Designed by audio lovers—who also happen to be multiple car audio competition winners—the Alpha One SUB10 is the best way for you to boost your bass without making it obnoxious.

How did we achieve it?

It’s simple: our subwoofer is optimized to seamlessly reinforce the lowest octaves, through the means of extra low-end power that is presented on time with the kick-bass from your front woofers. That’s how we provide you with the most well-balanced, natural bass boost. Every little design element of the SUB10 has been painstakingly thought through with the ultimate goal of bringing a beautiful, excellent sounding universal enclosure to our clients. Read more


A perfect complement to your Alpha One Amplifier.

Bonnie to our DSP amp’s Clyde, the SUB10 has been designed as the final step of your audio enhancement journey. We just know that our subwoofer upgrade will work excellently with our Alpha One DSP amps that you already have and frankly need to connect the sub to it.

The SUB10... Read more


Are you after ridiculous amounts of bass?

…Because you won’t find them in our Alpha One SUB10 Subwoofer. The SUB10 is all about sound quality performance and the extra 300 W of low-end power.

From our experience, Read more

Easy DIY install – even in up to 15 minutes!

*Install time and other details depends on your vehicle specifications. Enter your VIN to verify it.

Buy audio upgrades

Amplifier
upgrade

Amplifier
FROM $[[PowerClarityPrice]] $[[pcBasePrice]] $[[defPrice.PowerClarity | saleDisPrice]] $[[defPrice.PowerClarity ]] $[[defPrice.PowerClarity]] Not compatible

Woofer
Speaker set

Alpha One Woofer set
FROM $[[PureBassPrice]] $[[pbBasePrice]] $[[defPrice.PureBass | saleDisPrice]] $[[defPrice.PureBass ]] $[[defPrice.PureBass]] Not compatible

Front & Woofer
Speaker set

Alpha One Front & Woofer set
FROM $[[DriversChoicePrice]] $[[dcBasePrice]] $[[defPrice.DriversChoice | saleDisPrice]] $[[defPrice.DriversChoice ]] $[[defPrice.DriversChoice]] Not compatible

Complete
Speaker set

Alpha One Complete set
FROM $[[StudioSoundPrice]] $[[ssBasePrice]] $[[defPrice.StudioSound | saleDisPrice]] $[[defPrice.StudioSound ]] $[[defPrice.StudioSound]] Not compatible

Subwoofer
upgrade

Subwoofer
FROM $[[subWooferNew.price]] $[[subWooferNew.price]] $[[defPrice.PowerClarity | saleDisPrice]] $[[SubWooferPrice ]] $[[SubWooferPrice]] Not compatible

FAQ

The Alpha One SUB10 Subwoofers are a marked step up from any other readily available BMW subwoofer on the market. They provide a refined, 300 W bass reinforcement for the low end, focusing on the highest quality performance.

No and even if you did, our Alpha One Amplifier upgrade would still be required. We can only guarantee the optimum performance of our SUB10 only in conjunction with the DSP of our amps. The DSP tuning is how our BMW trunk subwoofer reinforces the deep bass in such a perfect way that makes it impossible to tell where it's coming from.

No, the SUB10 can only be used with Alpha One Amplifiers. While we cannot provide technical support for other manufacturers’ amps, we can guarantee the highest possible quality of sound and bass in conjunction with our amplifiers.

We have published specifications for our subwoofer on our website in the “Specification” section to make it easy to understand what it offers.

Some people use the names woofer and subwoofer interchangeably.

We try to stick to calling the under seat speakers in BMW’s woofers. Woofers are great at reproducing kick-bass and quite capable at delivering significant amounts of low bass within their power handling capabilities – until they run out of it.

Upgraded woofers will deliver truly surprising amounts of bass often near what a medium power output subwoofer will and will be more than enough for most. However they will never be able to reproduce a really deep bass note as accurately and clearly as a true subwoofer will regardless if the bass will be from a synth or exceptionally recorded unplugged jazz trio.

In short: underseat woofers and subwoofers serve different purposes. For most of our customers upgraded under-seat woofers get the job done really well while on the other hand highly demanding audiophiles will always be looking for the extra edge and that’s where our trunk sub fills in the gap.

Since our SUB10 BMW subwoofer was designed and optimized to function with our Alpha One Amplifier, you will have to install the amp before connecting the sub to the sound system.

A passive subwoofer is a low frequency speaker installed in an enclosure. It will usually have speaker cable input terminals on the enclosure. These require a separate amplifier with power, signal, remote cables and connects to the subwoofer with speaker cables

An active subwoofer is also a speaker in an enclosure that also has an amplifier built into the enclosure so that all the cables connect directly to it.

BMW sound system blog