Skip to content

Stay Tuned for Exclusive Offers and New Arrivals

Subscribe to our weekly newsletter and be the first to know about the latest car audio deals, new product launches, and exclusive discounts. Join thousands of UK drivers upgrading their sound systems with Bassjunkies.

Your email

Latest Offers →

Search by type
Brands
Offers

Need help?

Call us 000-000-0000

info@yourwebsite.com

Follow Us

Facebook
Twitter
Instagram
YouTube
TikTok

Android Auto
AUX
Bluetooth
Spotify
USB

CD/MP3
DAB
DVD
Mechless

Marine
Retro
Stereos With Fitting Kits

Stereos - Android

Android Auto
Bluetooth
USB
HDMI
Mirror Link
Spotify

DVD
DAB
Mechless

App Radio

Screens with Fitting Kits

Bluetooth Interfaces
DAB Interfaces
Parrot Kits
AutoDab SWC

DAB Aerials

Amplifiers

Bluetooth Interfaces

2.5"
3.5" - 9cm
4" - 10cm
4" x 6"
4.7"
5.25" - 13cm
6" - 16cm
Show All

Coaxial
Component
Mids
Pod Speakers
X-Overs & Tweeters
Speaker Kits

Car Specific
Sony Mobile ES Range
Marine
Sound Deadening

Speakers - 3.5" - 9cm

6"
6.5"
8"
10"
12"
13"
15"
18"
21"
33"

Active Bass Boxes
Passive Bass Boxes
Custom Bass Boxes
Empty Bass Boxes
Bass Packages
Custom Bass Packages
Bass Tubes
Underseat Subwoofers
Underseat Sub Packages

Grills Ports Terminals

Subwoofers - 6.5

2 Channel
3 Channel
4 Channel
5 Channel
5-6 Channel
6 Channel
8 Channel
Monoblock

Bluetooth Amplifiers
Car Specific Amplifiers
Marine Amplifiers
DSP Processors
DSP Remotes

Amp Wiring Kits
Bass Controllers
Power Caps

Bluetooth Amplifiers

Camera Kits
Camera Add-On Interfaces
Vehicle Specific Reverse Cameras
Universal Reverse Cameras
Brake Light Cameras
Camera Retention Interfaces
Camera Accessories

Reversing Aids
Dash Cams
Speed Detectors
Portable Sat Nav
Number Plate Kits

Alarms

AUX Interface Adaptors
Bluetooth Interface Adaptors
Bluetooth Mic
iPod Interface Accessories - iPod Interface AdaptorsAdaptors
ISO Radio Harness
ISO Wiring Harness
USB Interface Adaptors
SOT - T Harness Adaptors
Hi-Lo Level Converters
Info Adapters
Show All

Amp Wiring Kits
Power Cable
RCA - Phono Cables
Speaker Cable
Speaker Connector Adapters
Ground Loops
Voltage Droppers

Fascia Fitting Kits
Fascia Panels Double Din
Fascia Panels Single Din
Fitting Accessories
Stereo Cages
Removal Keys
Speaker Adaptors

Aerial Antennas
Automotive Cleaning
Carpet & Speaker Cloth
Remote Controls
Sound Deadening
Wireless Phone Charging
Ford Merchandise
Vauxhall Merchandise
MG Merchandise
Miscellaneous

Clearance
End Of Line Clearance
Open Box
Used
Refurbished

Connectivity & Features
Android Auto
AUX
Bluetooth
Spotify
USB

Media Type
CD/MP3
DAB
DVD
Mechless

Style & Application
Marine
Retro
Stereos With Fitting Kits

Connectivity & Compatibility
Android Auto
Bluetooth
USB
HDMI
Mirror Link
Spotify

Media & Playback
DVD
DAB
Mechless

Features
App Radio

Installation
Screens with Fitting Kits

Interfaces & Modules
Bluetooth Interfaces
DAB Interfaces
Parrot Kits
AutoDab SWC

Accessories
DAB Aerials

Audio Enhancements
Amplifiers

By Size
2.5"
3.5" - 9cm
4" - 10cm
4" x 6"
4.7"
5.25" - 13cm
6" - 16cm
Show All

By Type
Coaxial
Component
Mids
Pod Speakers
X-Overs & Tweeters
Speaker Kits

Specialty
Car Specific
Sony Mobile ES Range
Marine
Sound Deadening

By Size
6"
6.5"
8"
10"
12"
13"
15"
18"
21"
33"

Boxes & Packages
Active Bass Boxes
Passive Bass Boxes
Custom Bass Boxes
Empty Bass Boxes
Bass Packages
Custom Bass Packages
Bass Tubes
Underseat Subwoofers
Underseat Sub Packages

Accessories
Grills Ports Terminals

By Channel Count
2 Channel
3 Channel
4 Channel
5 Channel
5-6 Channel
6 Channel
8 Channel
Monoblock

By Type
Bluetooth Amplifiers
Car Specific Amplifiers
Marine Amplifiers
DSP Processors
DSP Remotes

Accessories
Amp Wiring Kits
Bass Controllers
Power Caps

Cameras
Camera Kits
Camera Add-On Interfaces
Vehicle Specific Reverse Cameras
Universal Reverse Cameras
Brake Light Cameras
Camera Retention Interfaces
Camera Accessories

Driver Aids
Reversing Aids
Dash Cams
Speed Detectors
Portable Sat Nav
Number Plate Kits

Alarms & Monitoring
Alarms

Interfaces & Adaptors
AUX Interface Adaptors
Bluetooth Interface Adaptors
Bluetooth Mic
iPod Interface Accessories - iPod Interface AdaptorsAdaptors
ISO Radio Harness
ISO Wiring Harness
USB Interface Adaptors
SOT - T Harness Adaptors
Hi-Lo Level Converters
Info Adapters
Show All

Cables & Connectors
Amp Wiring Kits
Power Cable
RCA - Phono Cables
Speaker Cable
Speaker Connector Adapters
Ground Loops
Voltage Droppers

Fitting & Installation
Fascia Fitting Kits
Fascia Panels Double Din
Fascia Panels Single Din
Fitting Accessories
Stereo Cages
Removal Keys
Speaker Adaptors

Miscellaneous
Aerial Antennas
Automotive Cleaning
Carpet & Speaker Cloth
Remote Controls
Sound Deadening
Wireless Phone Charging
Ford Merchandise
Vauxhall Merchandise
MG Merchandise
Miscellaneous

Login / Signup

My account

Your cart is empty

Shop our products

Search by type
Brands
Stereos
Connectivity & Features
Android Auto
AUX
Bluetooth
Spotify
USB
Media Type
CD/MP3
DAB
DVD
Mechless
Style & Application
Marine
Retro
Stereos With Fitting Kits
Stereos - Android
Stereo Screens
Connectivity & Compatibility
Android Auto
Bluetooth
USB
HDMI
Mirror Link
Spotify
Media & Playback
DVD
DAB
Mechless
Features
App Radio
Installation
Screens with Fitting Kits
Apple CarPlay
DAB & Bluetooth
Interfaces & Modules
Bluetooth Interfaces
DAB Interfaces
Parrot Kits
AutoDab SWC
Accessories
DAB Aerials
Audio Enhancements
Amplifiers
Bluetooth Interfaces
Speakers
By Size
2.5"
3.5" - 9cm
4" - 10cm
4" x 6"
4.7"
5.25" - 13cm
6" - 16cm
Show All
By Type
Coaxial
Component
Mids
Pod Speakers
X-Overs & Tweeters
Speaker Kits
Specialty
Car Specific
Sony Mobile ES Range
Marine
Sound Deadening
Speakers - 3.5" - 9cm
Subwoofers
By Size
6"
6.5"
8"
10"
12"
13"
15"
18"
21"
33"
Boxes & Packages
Active Bass Boxes
Passive Bass Boxes
Custom Bass Boxes
Empty Bass Boxes
Bass Packages
Custom Bass Packages
Bass Tubes
Underseat Subwoofers
Underseat Sub Packages
Accessories
Grills Ports Terminals
Subwoofers - 6.5
Amplifiers
By Channel Count
2 Channel
3 Channel
4 Channel
5 Channel
5-6 Channel
6 Channel
8 Channel
Monoblock
By Type
Bluetooth Amplifiers
Car Specific Amplifiers
Marine Amplifiers
DSP Processors
DSP Remotes
Accessories
Amp Wiring Kits
Bass Controllers
Power Caps
Bluetooth Amplifiers
Security & Safety
Cameras
Camera Kits
Camera Add-On Interfaces
Vehicle Specific Reverse Cameras
Universal Reverse Cameras
Brake Light Cameras
Camera Retention Interfaces
Camera Accessories
Driver Aids
Reversing Aids
Dash Cams
Speed Detectors
Portable Sat Nav
Number Plate Kits
Alarms & Monitoring
Alarms
Camera Kits
Accessories
Interfaces & Adaptors
AUX Interface Adaptors
Bluetooth Interface Adaptors
Bluetooth Mic
iPod Interface Accessories - iPod Interface AdaptorsAdaptors
ISO Radio Harness
ISO Wiring Harness
USB Interface Adaptors
SOT - T Harness Adaptors
Hi-Lo Level Converters
Info Adapters
Show All
Cables & Connectors
Amp Wiring Kits
Power Cable
RCA - Phono Cables
Speaker Cable
Speaker Connector Adapters
Ground Loops
Voltage Droppers
Fitting & Installation
Fascia Fitting Kits
Fascia Panels Double Din
Fascia Panels Single Din
Fitting Accessories
Stereo Cages
Removal Keys
Speaker Adaptors
Miscellaneous
Aerial Antennas
Automotive Cleaning
Carpet & Speaker Cloth
Remote Controls
Sound Deadening
Wireless Phone Charging
Ford Merchandise
Vauxhall Merchandise
MG Merchandise
Miscellaneous
Clearance
Offers

Home
All products
20 cm / 8? vented SPL subwoofer loade...

20 cm / 8? vented SPL subwoofer loaded enclosure

20 cm / 8? vented SPL subwoofer loaded enclosure

Roll over image to zoom in Click on image to zoom

20 cm / 8? vented SPL subwoofer loaded enclosure

20 cm / 8? vented SPL subwoofer loaded enclosure

/

20 cm / 8? vented SPL subwoofer loaded enclosure

Save £-279.99

SKU: GZRB 20SPL

Model: GZRB 20SPL

Price:

Sale price£279.99

/

Quantity:

This item is a recurring or deferred purchase. By continuing, I agree to the cancellation policy and authorize you to charge my payment method at the prices, frequency and dates listed on this page until my order is fulfilled or I cancel, if permitted.

Share this product

You may also like

Recently viewed

BRANDS

Units 1 & 2, Phoenix House
Phoenix Road
Wolverhampton
WV11 3PX

VAT No: 588 7562 70
Company Registration No:04795630

Order History
Return and Refund Policy
Contact Us
WEEE Recycle
Trade Enquires
About Us

Follow Us

Customer Service
Privacy Policy
Site Map

Follow Us

Secure Checkout – We Accept All Major Payment Methods

© 2025 Bassjunkies All rights reserved.
Website Designed & Developed by Aimpro Digital

Opens in a new window.