Focal Inside
Focal Inside is a range of vehicle-specific plug and play speakers, subwoofers and amplifier harnesses, for drivers who want hi-fi sound without altering their car's interior.
Upgrade your car's audio effortlessly with Focal Inside's Plug & Play kits. Designed for seamless integration, these kits deliver hi-fi quality sound without altering your vehicle's interior.
Compatible with over 50 brands and 1,000 vehicle models, Focal Inside ensures a tailored fit for your ride. Experience superior audio performance with easy installation, transforming your driving experience.
Vehicle fit finder
Find the Focal Inside kit for your car
Choose your make, model and year to see every plug & play speaker, subwoofer and wiring kit Focal lists for it.
Based on Focal’s January 2026 compatibility list. View the full list
Out of stock Best Seller Focal Inside PW SUP 600 Amplifier Power Wiring Kit Impulse 4.320 FIT 9.660 Amp £69.99 / Out of stockOut of stock
Best Seller Focal Inside IMP Extension Cable I/O 150 for Impulse 4.320 4 Channel Amplifier £69.99 /In stock
Out of stock Focal Inside Toyota Y-ISO T-Harness Impulse 4.320 FIT 9.660 4 Channel Amplifier £69.99 / Out of stockOut of stock
Out of stock Focal Inside Ford Y-ISO T-Harness Impulse 4.320 FIT 9.660 4 Channel Amplifier £69.99 / Out of stockOut of stock
Out of stock Focal Inside Renault Dacia Y-ISO T-Harness Impulse 4.320 4 Channel Amplifier £69.99 / Out of stockOut of stock
Out of stock Focal Inside Citroen Peugeot Y-ISO T-Harness Impulse 4.320 4 Channel Amplifier £69.99 / Out of stockOut of stock
Vehicle Specific Car Audio
The Focal Inside offer is aimed at all drivers wishing to replace their car's original system with a hi-fi quality Plug & Play solution that integrates easily, without modifying the interior. Different configurations are available by brand (over 50 brands), by car model (1000 vehicle models).
Plug & Play Kits
Configure the solution best suited to your needs in just a few clicks.
Focal Inside range at a glance
- IS component kits: direct-fit sets for BMW and Mini, VW, Ford, Toyota, Peugeot, Mercedes and Tesla Model 3 and Y, including 6x9" versions for Ford and Toyota.
- IC coaxial kits: direct-fit coaxials for the same makes, plus ICC centre speakers for BMW, Mini and Tesla.
- ISUB subwoofers: underseat subs for BMW in 2, 4 and 8 ohm versions, Mercedes footwell subwoofers, and the ISUB Active, ISUB Active 2.1 and ISUB Twin compact subs.
- Tesla woofers: the IW T3Y 200 8" door woofer kit for Model 3 and Y.
- Impulse 4.320 amplifier and harnesses: the compact 4-channel amp with vehicle Y-ISO T-harnesses for VW, BMW and Mini, Ford, Toyota, Nissan, Renault and Dacia and Citroen and Peugeot, plus IMP harnesses, power kit and impedance simulator.
How to choose Focal Inside products
Start with your make and model, and choose components for the best imaging or coaxials for simplicity. If your car has a factory amplifier or premium system, check fitment carefully, as BMW subwoofers come in different impedances. For more power, add the Impulse 4.320 with the T-harness for your vehicle. See also other vehicle-specific audio.
Focal Inside FAQs
Q: Is Focal Inside really plug and play?
A: Yes. Focal Inside kits are designed to fit factory locations without altering your vehicle's interior.
Q: Which BMW ISUB do I need?
A: BMW ISUB subwoofers come in 2, 4 and 8 ohm versions to match different factory systems. Contact us with your vehicle details if unsure.
Q: Can CEN fit Focal Inside?
A: Yes. CEN can supply and fit Focal Inside kits at our Beeston, Nottingham workshop.
