Focal Inside Renault Dacia Y-ISO T-Harness Impulse 4.320 4 Channel Amplifier
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The Focal Inside Renault/Dacia Y-ISO T-Harness is a plug-and-play wiring loom that connects the Focal Impulse 4.320 4-channel amplifier directly to the factory head unit in compatible Renault (2000 onwards) and Dacia vehicles without a factory amplifier. It is part of the Focal Inside upgrade system.
This listing is the Renault/Dacia Y-ISO T-Harness. A Volkswagen/VW version is also available.
Key specifications
- Type: Y-ISO T-harness adapter, Focal Inside
- Compatible vehicles: Renault 2000 onwards, Dacia
- Compatible amplifiers: Impulse 4.320, FIT 9.660
- For: vehicles without a factory amplifier
- Connection: ISO connectors to the extension cable, no soldering required
- Installation: plug and play
T-harness adapter for an Impulse amplifier, fits Renault and Dacia vehicles without factory amp
This T-harness connects the Focal Impulse 4.320 4-channel amplifier directly to the factory head unit in compatible Renault and Dacia vehicles without a factory amplifier. If you need to extend the cabling run, the Focal Inside IMP Extension Cable I/O 150 is also available.
Inside upgrade harness
Focal's Inside system provides vehicle-specific audio upgrades, including aftermarket speakers, subwoofers, and the Impulse 4.320 4-channel amp — all designed to fit and work together with minimal modification.
- Designed specifically for compatible Renault and Dacia vehicles
- Plug and play installation — no soldering
- Direct link from the amplifier to the original head unit
Check your vehicle compatibility by contacting us or visiting the Focal Inside website.
Explore the full range in Focal Inside.
Specification
| Length | 0.9ft (0.3m) |
|---|---|
More specs
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What's Included
- Focal Renault Dacia Y-ISO Harness
Focal
About the Focal IW-REN-YISO
From our tech experts at CEN
A Focal Inside wiring harness, connecting a direct-fit system to the vehicle’s own wiring without cutting into the factory loom.
Who it suits
Owners fitting a Focal Inside system who want the work reversible and the car returnable to standard.
Our tech experts advise
Harnesses are specific to vehicle, year and which factory audio system the car was built with, and the wrong one simply will not work. We confirm against your exact vehicle before ordering — get in touch. See car audio installation.
Explore the full Focal range at CEN, with fast UK dispatch and expert advice from our Nottingham team. Shop all Focal
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Focal Inside Series
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).
Focal Car Audio
Deliver exceptional sound clarity and precision for your vehicle.
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Frequently Asked Questions
Q: Does the Renault/Dacia Y-ISO harness work in cars with a factory amplifier?
A: No. It is a T-harness for Renault/Dacia vehicles without a factory amplifier, linking the original head unit to the amplifier.
Q: Which amplifiers does the Renault/Dacia Y-ISO harness work with?
A: It is listed as compatible with the Focal Impulse 4.320 and FIT 9.660 amplifiers.
Q: Do I need to solder anything?
A: No. It connects to the extension cable via ISO connectors, so no soldering is required.
