In Phase Car Audio XTB-828R 8" 400W Active Subwoofer with Passive Radiator and Class D Amplifer , Black
In Phase Car Audio XTB-828R 8" 400W Active Subwoofer with Passive Radiator and Class D Amplifer , Black
Cheapest Total Price
In stock
Direct debit
Direct debit
Visa
Visa
Mastercard
Mastercard
£119.99
Free Delivery
In Phase Car Audio XTB-828R 8" 400W Active Subwoofer with Passive Radiator and Class D Amplifer , Black
In stock
Direct debit
Direct debit
Visa
Visa
Mastercard
Mastercard
£125.00
Free Delivery
In Phase XTB-828R Underseat Subwoofer
Overall Rating: 4.1 / 5 (average from multiple review sources, as of 1 Apr 2026)
Based on a total of 267,822 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 267,822 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
3 to 5 days
PayPal
PayPal
Visa
Visa
Mastercard
Mastercard
£129.99
Free Delivery
In Phase Car Audio XTB-828R Underseat Subwoofer
Overall Rating: 3.2 / 5 (average from multiple review sources, as of 26 Mar 2026)
Based on a total of 43 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 43 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Standard delivery in 3 working days
Visa
Visa
Mastercard
Mastercard
£135.42
Free Delivery
In Phase Car Audio XTB-828R Underseat Subwoofer
Standard delivery in 3 working days
Visa
Visa
Mastercard
Mastercard
£135.42
Free Delivery
IN PHASE XTB-828R Car Subwoofer - Black, Red,Black
Overall Rating: 4.3 / 5 (average from multiple review sources, as of 26 Mar 2026)
Based on a total of 512,128 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 512,128 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
3-5 working days
PayPal
PayPal
Visa
Visa
Mastercard
Mastercard
£150.00
Free Delivery
In Phase XTB-828R 8" 400W Active Subwoofer with Passive Radiator and Class D Amplifer
Overall Rating: 4.0 / 5 (average from multiple review sources, as of 30 Mar 2026)
Based on a total of 2,479 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 2,479 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
2-3 working days
PayPal
PayPal
Visa
Visa
Mastercard
Mastercard
£164.99
Free Delivery
In Phase Car Audio XTB-828R 8" 400W Active Subwoofer with Passive Radiator and Class D Amplifer , Black
In stock
Direct debit
Direct debit
Visa
Visa
Mastercard
Mastercard
£172.00
Free Delivery
🤖 Ask ChatGPT
💡 Is it worth the price?
🔁 Better alternatives?
⭐ What do users say?
In Phase Car Audio XTB-828R 8" 400W Active Subwoofer with Passive Radiator and Class D Amplifer , Black - Details
▶ Finding you the best price!
We have found 8 prices for In Phase Car Audio XTB-828R 8" 400W Active Subwoofer with Passive Radiator and Class D Amplifer , Black. Our price list is completely transparent with the cheapest listed first. Additional delivery costs may apply.
In Phase Car Audio XTB-828R 8" 400W Active Subwoofer with Passive Radiator and Class D Amplifer , Black - Price Information
- Cheapest price: £119.99
- The cheapest price is offered by Amazon-marketplace.co.uk. You can order the product there.
- The price range for the product In Phase Car Audio XTB-828R 8" 400W Active Subwoofer with Passive Radiator and Class D Amplifer , Black is €£119.99to €£172.00 with a total of 8 offers.
- Payment methods: The online shop Amazon-marketplace.co.uk supports: Direct debit, Visa, Mastercard
- Delivery: The shortest delivery time is In stock working days offered by Amazon-marketplace.co.uk.
Similar products
£99.00
Amazon-marketplace.co.uk
Free Delivery
£76.99
mymotorworld.com
Free Delivery
£119.99
amazon.co.uk
Free Delivery
In Phase USW10 Ultra Compact Active Subwoofer
£141.64
amazon.co.uk
Free Delivery
In Phase Car Audio IPA601 600W 2 Channel Power Amplifier, Max Music Power, Tri Mode Operation
£89.99
Amazon-marketplace.co.uk
Free Delivery
Cheapest offer
PASSIVE RADIATOR: a speaker with no voice coil or magnet, basically a speaker cone. This is not connected to the amp at all COMPACT DESIGN: This sub is only the size of a small desktop computer case. This small footprint allows the user to add thumping bass without compromising space in the boot SUPERIOR SUBWOOFER CONE: The glass fibre subwoofer cone is purpose built for this package, it is lightweight, durable and rigid without compromising sound quality Power Source Type: Corded Electric
£119.99
In stock
Amazon-marketplace.co.uk
Don't forget your voucher code:
Report Illegal Concerns
You are about to report a violation based on the EU Digital Services Act (DSA).