Browse
In Phase Car Audio USW300 Underseat Subwoofer

In Phase Car Audio USW300 Underseat Subwoofer

by In Phase

£99.99from 5 retailers
GTIN05060047672757
EAN5060047672757
MPNUSW300
Prices updated 6 Apr 2026

Compare 5 Retailers

Halfords

BEST PRICE
In stock
19 deals available
£129.99£99.99

Save 23%

Best Price
In stockStandard delivery in 3 working days
1 deal available
£148.68£123.90

23.91 vs cheapest

Go to store
In stockStandard delivery in 3 working days
£142.48£123.90

23.91 vs cheapest

£123.90 total inc. delivery

Go to store

Amazon

Check live price on Amazon.co.uk

eBay

Check availability and price on eBay.co.uk

Check on eBay
In stock3-5 working days
2 deals available
£142.48£125.97

25.98 vs cheapest

£125.97 total inc. delivery

Go to store
£131.99

32.00 vs cheapest

Go to store

Deals & Voucher Codes

View all
My Motor World

All affiliates

MMW5UK
H

Half Price Pure Sync

Halfords8d left
Get Deal
My Motor World

Colour Paint Match - Autotek

Get Deal
H

30% off Halfords 5pc lifting kit

Halfords8d left
Get Deal
H

Half Price Halfords Bungee Elastic 45cm x2

Halfords8d left
Get Deal
H

50% off Halfords Advanced 150pc socket set

Halfords8d left
Get Deal

Product Description

The key thing about the In Phase Car Audio USW300 Underseat Subwoofer is the performance. This little active woofer really packs a punch.the bass response is amazing and you really do get SUB Bass from it. Its extremely responsive so the music has a completely different sound once added to the car.Aluminium subwoofer cone applied to a die cast aluminium chassis ensures consistent performance and epic bass output. The compact and vesatile subwoofer fits perfectly and discreetly under any front or rear seat. Fine tune the sound with the advanced remote control. Its hardwired rotary design lets you take complete control of volume and phase.

More products from Halfords

Browse their full range on Yorkshire.com

From£99.99Halfords - Retail
Buy Now